31st Union

31st Union Menu

(650) 458-0049
5 South Ellsworth Avenue, San Mateo, CA 94401

Snacks

Served 5:00 - close Tuesday - Sunday.
Warm Marinated Olives
$8.00
House-made Rosemary Potato Chips
$3.00
Large House-made Focaccia Bread
$5.00
Chips & Dip
$8.00
Rosemary potato chips, bacon and jalapeno dip.
House Cut Kennebec Fries Herbs, Sea Salt
8.00

$Plates

Saturday and Sunday 10:00am - 2:00pm.
Huevos Rancheros
$20.00
House-made Chorizo, Crispy Corn Tortillas, Refried Black Beans, Sunny Side Up Eggs, Fire-Roasted Salsa, Creme Fraiche
Buttermilk Sourdough Pancakes
$15.00
Whipped ricotta, bourbon maple syrup.
Braised Brisket Hash
$22.00
Sweet Potato, Pumpkin, Cipollini Onion, Kale
Fried Chicken
$17.00
Buttermilk biscuit, bacon gravyand a side salad.
31st Union Burger
$12.00
Arugula, pickled onions, housemade aioli, housemade brioche bun.
Housemade Bacon Quiche
$19.00
Wood Fired Leeks, Highway One Fontina, Creme Fraiche Crust, Mixed Greens
The Union Plate
20.00
Two eggs your way, toast or biscuit, fried herb yukon potatoes, bacon or fruit.

$Snacks & Sides

Tuesday - Friday 11:30am - 2:00pm.
House Cut Kennebec Fries
$7.00
Herbs, sea salt.
House-Made Rosemary Sea Salt Chips
$3.00
Warm House-Made Herb Focaccia Bread
5.00

$Salads

Saturday and Sunday 10:00am - 2:00pm.
Side Baby Kale Salad
$8.00
Side Quinoa Salad (GF)
$8.00
Baby Kale Salad
$15.00
Grapes, Redwood Hill Feta, Toasted Hazelnuts, Wine-Poached Apple Vinaigrette
Quinoa Salad (GF)
15.00
Arugula, roasted carrots, toasted almonds, lemon vinaigrette.

$Soup & Salads

Served 5:00 - close Tuesday - Sunday.
Seasonal Soup
$9.00
Quinoa Salad (GF)
15.00
Arugula, roasted carrots, fennel, toasted almonds, lemon vinaigrette.

$Small Plates

Served 5:00 - close Tuesday - Sunday.
Llano Secco Pulled Pork Sandwich
$15.00
Cabbage and Apple Slaw, Brioche Bun
Grilled Cheese Sandwich
$13.00
Roasted Cauliflower, Couscous, Min Salsa Verde
Mac-N-Cheese
$13.00
Highway one fontina cheese on Acme bread, tomato jam.
31st Union Spicy Wings
$11.00
House-made Hot Sauce, Cilantro
Fried Chicken Sandwich
$12.00
Pickled Carrot & Jalapeno Slaw, Buttermilk Dressing on House-made Brioche Bun
Crispy Pork Belly Tacos (GF)
15.00
Carrot and Kohlrabi Slaw, Nouc Cham Sauce

$Sides

Saturday and Sunday 10:00am - 2:00pm.
Seasonal Fruit
$8.00
Fried Herb Yukon Potatoes
$8.00
Toast & Housemade Jam
$6.00
House Cured Bacon
$7.00
Buttermilk Biscuit & Jam
$7.00
Two Eggs
$7.00
Kennebec House-Cut French Fries
$7.00
Single Buttermilk Pancake
6.00

$Sandwiches & Classics

Tuesday - Friday 11:30am - 2:00pm.
Chips & Dip
$8.00
Rosemary sea salt chips and bacon and jalapeno dip.
Half Sandwich + Salad
$14.00
Pulled Pork or Seasonal Veggie + Side Salad
Seasonal Veggie Sandwich
$11.00
Housemade Focaccia Bread
Llano Seco Pulled Pork Sandwich
$15.00
Cabbage and Apple Slaw, Brioche Bun
Fried Chicken Sandwich
$11.00
Pickled carrot and jalapeño slaw, buttermilk dressing on grilled House-made Brioche bun .
31st Union Burger
12.00
Aioli, arugula, housemade pickles, and pickled onions on housemade Brioche Bun.

$Pizza

Served 5:00 - close Tuesday - Sunday.
Cheese Pizza
$17.00
Pizza & Seasonal Toppings
20.00

$Sweets

Saturday and Sunday 10:00am - 2:00pm.
1 Dozen 31st Union Guittard Chocolate Chip Cookies
$44.00
31st Union Guittard Chocolate Chip Cookie
3.50

$Soup & Salads

Tuesday - Friday 11:30am ? 2:00pm.
Large House-made Ficoccia Bread
$5.00
Quinoa Salad (GF)
$15.00
Arugula, roasted carrots, fennel, toasted almonds, lemon vinaigrette.
Handcrafted Seasonal Soup
9.00

$Sweets

Served 5:00 - close Tuesday - Sunday.
1 Dozen 31st Union Guittard Chocolate Chip Cookies
$44.00
31st Union Guittard Chocolate Chip Cookie
$4.00

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