Fatburger & Buffalo's Express

Fatburger & Buffalo's Express Menu

(909) 356-3699
10067 Sierra Ave, Fontana, CA 92335

The Fatburger


Original Fatburger (1/3 lb.)
$8.99
The burger that made us famous. A single fat patty made up of ⅓ lb. 100% pure lean beef, fresh ground and grilled to perfection. Served on a toasted sponge-dough bun. Order with “The Works” for the full Fat experience (Lettuce, Tomato, Onion, Mayo, Mustard, Pickles, Relish), or customize with fresh toppings and add-ons.
Large Fatburger (1/2 lb.)
$10.69
The burger that made us famous. A big fat patty of ½ lb. 100% pure lean beef, fresh ground and grilled to perfection. Served on a toasted sponge-dough bun. Order with “The Works” for the full Fat experience (Lettuce, Tomato, Onion, Mayo, Mustard, Pickles, Relish), or customize with fresh toppings and add-ons.
XXL Fatburger (1lb)
$14.99
The burger that made us famous. Double the patties equals a full pound of 100% pure lean beef, fresh ground and grilled to perfection. Served on a toasted sponge-dough bun. Order with “The Works” for the full Fat experience (Lettuce, Tomato, Onion, Mayo, Mustard, Pickles, Relish), or customize with fresh toppings and add-ons.
XXXL Fatburger (1.5lb)
18.99
The burger that made us famous. Triple the patties for 1.5 pounds of 100% pure lean beef, fresh ground and grilled to perfection. Served on a toasted sponge-dough bun. Order with “The Works” for the full Fat experience (Lettuce, Tomato, Onion, Mayo, Mustard, Pickles, Relish), or customize with fresh toppings and add-ons.

$Signature Sandwiches


1000 Island Fatburger
$10.25
This tasty burger’s got tang featuring 100% pure lean beef, fresh ground and grilled to perfection topped with thousand island dressing, lettuce, tomato and American cheese on a toasted sponge-dough bun.
Veggieburger
$8.99
A delectable BOCA patty (made from soy) is grilled to perfection and built-to-order with your choice of toppings and add-ons. Served on a toasted whole wheat bun.
Turkeyburger
$8.99
A sensationally seasoned turkey patty is grilled to perfection and built-to-order with your choice of toppings and add-ons. Served on a toasted whole wheat bun.
Skinnyburger
$10.69
Carb conscious? Lose the bun and treat yourself to two patties layered with your choice of toppings and add-ons. A bunless Fatburger.
Western Bacon BBQ Fatburger
$12.69
Yeehaw! Rustle up your hunger for this burger made with 100% pure lean beef, fresh ground and grilled to perfection, topped with BBQ sauce, two onion rings, lettuce, tomato, bacon and Swiss cheese on a toasted sponge-dough bun.
Impossible Burger
$12.89
A delicious burger made entirely from plants for people who love meat. Standard kitchen operations involve shared cooking and preparation areas where cross-contact with other foods and allergens may occur. Cross contaminants include, but are not limited to: poultry, beef, dairy, gluten, etc. Fatburger is not a certified vegan restaurant.
Chicken Sandwich
10.25
Your choice of our juicy grilled, crispy or spicy Cajun chicken breast, topped with lettuce, tomato and mayonnaise on a freshly toasted sponge-dough bun.

$Meals


Original Fatburger (1/3lb) Meal
$16.69
The OG burger of â…“ lb. 100% pure lean beef, fresh ground and grilled to perfection on a toasted sponge-dough bun with choice of toppings and add-ons. Served with choice of fries and a drink.
Large Fatburger (1/2lb) Meal
$18.25
A big fat burger of ½ lb. 100% pure lean beef, fresh ground and grilled to perfection on a toasted sponge-dough bun with choice of toppings and add-ons. Served with choice of fries and a drink.
XXL Fatburger (1lb) Meal
$22.25
This double patty burger equals 1 lb. of 100% pure lean beef, fresh ground and grilled to perfection on a toasted sponge-dough bun with choice of toppings and add-ons. Served with choice of fries and a drink.
XXXL Fatburger (1.5lb) Meal
$26.25
Triple the patties for a full 1.5 lb. of 100% pure lean beef, fresh ground and grilled to perfection on a toasted sponge-dough bun with choice of toppings and add-ons. Served with choice of fries and a drink.
1000 Island Fatburger Meal
$17.89
This tasty burger’s got tang featuring 100% pure lean beef, fresh ground and grilled to perfection topped with thousand island dressing, lettuce, tomato and American cheese on a toasted sponge-dough bun. Served with choice of fries and a drink.
Veggieburger Meal
$16.99
A delectable BOCA patty (made from soy) is grilled to perfection and built-to-order with your choice of toppings and add-ons on a toasted whole-wheat bun. Served with choice of fries and a drink.
Turkeyburger Meal
$16.99
A sensationally seasoned turkey patty is grilled to perfection and built-to-order with your choice of toppings and add-ons on a toasted whole wheat bun. Served with choice of fries and a drink.
Skinnyburger Meal
$18.25
Carb conscious? Lose the bun and treat yourself to two patties layered with your choice of toppings and add-ons. A bun-less Fatburger, served with choice of fries and a drink.
Western Bacon BBQ Fatburger Meal
$20.25
Yeehaw! Rustle up your hunger for this burger made with 100% pure lean beef, fresh ground and grilled to perfection, topped with BBQ sauce, two onion rings, lettuce, tomato, bacon and Swiss cheese on a toasted sponge-dough bun. Served with choice of fries and a drink.
Impossible Burger Meal
$20.25
A delicious burger made entirely from plants for people who love meat. Served with choice of fries and a drink. Standard kitchen operations involve shared cooking and preparation areas where cross-contact with other foods and allergens may occur. Cross contaminants include, but are not limited to: poultry, beef, dairy, gluten, etc. Fatburger is not a certified vegan restaurant.
Chicken Sandwich Meal
$17.79
Your choice of our juicy grilled, crispy or spicy Cajun chicken breast, topped with lettuce, tomato and mayonnaise on a freshly toasted sponge-dough bun. Served with choice of fries and a drink.
Kid's Meal
$12.25
Choice of small Plain Fatburger, Hot Dog, or Boneless Wings with fries and small drink.
Original Fatburger Meal for 2
$25.98
Two Original Fatburgers (The burger that made us famous. Fresh ground, 100% pure lean beef, grilled to perfection and built-to-order. Served on a toasted white bun.) Choice of 2 sides: skinny, fat or sweet potato fries and Choice of 2 drinks.
6 Piece Bone-In Wing Meal
$20.25
Six of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.
6 Piece Boneless Wing Meal
$20.25
Six of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.
10 Piece Bone-In Wing Meal
$23.99
Ten of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.
10 Piece Boneless Wing Meal
$23.99
Ten of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.
16 Piece Bone-In Wing Meal
$32.49
Sixteen of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.
16 Piece Boneless Wing Meal
32.49
Sixteen of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with your choice of side, small drink, honey mustard, ranch or blue cheese dressing, carrots & celery.

$Bone-In Wings


Bone-In Wings - Small (6 Pcs)
$12.59
A sampling of six of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Bone-In Wings - Medium (10 Pcs)
$16.25
A portion of ten of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Bone-In Wings - Large (16 Pcs)
$23.45
A hefty amount of 16 of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Bone-In Wings - Extra Large (24 Pcs)
$42.45
Our extra large serving of 24 of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Bone-In Wings - Jumbo (48 Pcs)
$64.69
Our party platter of 48 of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Bone-In Wings - Platter (100 Pcs)
135.95
Our party platter of 100 of our world famous fresh, never frozen Buffalo’s chicken wings and drumettes. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.

$Boneless Wings


Boneless Wings - Small (6 Pcs)
$12.59
A sampling of six of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Boneless Wings - Medium (10 Pcs)
$16.25
A portion of ten of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Boneless Wings - Large (16 Pcs)
$23.45
A hefty amount of 16 of our world famous fresh, never frozen Buffalo’s chicken wings and drummets. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Boneless Wings - Extra Large (24 Pcs)
$42.45
Our extra large serving of 24 of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Boneless Wings - Jumbo (48 Pcs)
$64.69
Our party platter of 48 of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.
Boneless Wings - Platter (100 Pcs)
135.95
Our party platter of 100 of our world famous fresh, never frozen Buffalo’s boneless chicken wings. Served with carrots & celery and your choice of honey mustard, ranch or blue cheese dressing.

$Sides & More


Skinny Fries
$4.75
Thin sliced and deep fried to golden perfection, these shoestring fries are the perfect addition to any meal.
Fat Fries
$4.75
Thick sliced and deep fried to golden perfection, these steak fries complement any Fat meal.
Sweet Potato Fries
$5.75
Crinkle cut and deep fried crispy, these fries make a pretty sweet meal pairing.
Homemade Onion Rings
$6.25
Super crispy, coated and deep fried to golden brown, these thick cut onion rings are a worthy sidekick.
Chili Cheese Fries
$7.45
A bed of skinny or fat fries is smothered in our classic homemade chili, sprinkled with shredded cheese.
Chili Cheese Dog
8.45
This beefy hot dog is smothered in our classic homemade chili, sprinkled with shredded cheese.

$Drinks


Pepsi
$3.50
The bold, refreshing, robust cola.
Diet Pepsi
$3.50
A crisp tasting, refreshing pop of sweet, fizzy bubbles without calories.
Sierra Mist
$3.50
A light and refreshing, caffeine-free, lemon-lime soda made with real sugar.
Mountain Dew
$3.50
Mtn Dew exhilarates and quenches thirst with its one of a kind citrus taste.
Dr. Pepper
$3.50
A signature blend of 23 flavors makes every sip of Dr. Pepper truly unique.
Mug Root Beer
$3.50
Appeal to the senses with a rich foam, unique aroma and the feeling of ice-cold refreshment.
Lemonade
3.50
This lemon-y classic is just the right mix of tart and sweet.

$Hand-Scooped Milkshakes


Vanilla Milkshake
$7.99
Very vanilla and naturally thick, this classic is made with hand-scooped ice cream.
Chocolate Milkshake
$7.99
Decadently sweet and naturally thick, this chocolate delight is made with hand-scooped ice cream.
Strawberry Milkshake
$7.99
This fresh fruit flavor is ever so sweet, made with hand-scooped ice cream.
Cookies & Cream Milkshake
$7.99
Everyone’s favorite cookie is crumbled and blended with hand-scooped ice cream in this creamy shake.
Maui-Banana Milkshake
$7.99
A tropical treat to your tastebuds, this delightful dessert is made with hand-scooped ice cream.
Craig’s Vegan Shake
11.99
The classic made vegan using Craig’s cashew based ice cream, oat milk, and coconut milk whipped cream. Please note this product contains tree nuts (cashews & coconuts). Fatburger is not a certified vegan restaurant. Normal kitchen operations involve shared cooking and preparation areas where cross-contact with other foods may occur.

$Help Us Go Green!


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Please let us know what condiments and utensils that you would like included in your order. Thanks for helping us do our part!

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