Mountain Sun Pub & Brewery
Boulder, CO
Mountain Sun Pub & Brewery has excellent vegan options and a dedicated vegan menu section. Enjoy their delicious Tempeh Reuben and Vegan Beyond Burger.
Top Picks
Vegan Green Chili
Contains vegan chili, and green chili. We suggest substituting the beef patty.
Tempeh Reuben
Contains vegan 1000 island, tomato, swiss cheese, sauerkraut, rye bread, and beer-baked tempeh. We suggest removing the swiss cheese.
Vegan Beyond Burger
Contains vegan ciabatta, tomato, onion, lettuce, and beyond burger patty. We believe this item is vegan as is.
Vegan Impossible Burger
Contains impossible burger patty, and bun. We believe this item is vegan as is.
Boom Boom Sandwich
Contains roasted red pepper, roasted garlic mayonnaise, mixed greens, mozzarella cheese, ciabatta bread, basil, and balsamic-marinated portobello mushrooms. We suggest removing the mozzarella cheese, and roasted garlic mayonnaise.
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Full Menu
Burgers
Our burgers are 1/3 lb. all-natural, vegetarian-fed Colorado beef with no antibiotics or steroids. Burgers are cooked to medium in temperature and served with house fried potato chips unless otherwise stated. French fries may be substituted for chips. Option to substitute a side salad, soup, or a cup of Jerry’s vegan chili.
Vegan Green Chili
Contains vegan chili, and green chili. We suggest substituting the beef patty.
Vegan Beyond Burger
Contains vegan ciabatta, tomato, onion, lettuce, and beyond burger patty. We believe this item is vegan as is.
Vegan Black Bean Burger
Contains vegan ciabatta roll, tomato, salsa, red onion, lettuce, guacamole, and black bean patty. We believe this item is vegan as is.
Sandwiches
Option to substitute ciabatta, sourdough, gluten-free bread, or hand-cut French fries. All sandwiches are served with pickle chips and house-fried potato chips. Option to substitute a side salad, soup, or a cup of vegan chili.
Tempeh Reuben
Contains vegan 1000 island, tomato, swiss cheese, sauerkraut, rye bread, and beer-baked tempeh. We suggest removing the swiss cheese.
Boom Boom
Contains roasted red pepper, roasted garlic mayonnaise, mixed greens, mozzarella cheese, ciabatta bread, basil, and balsamic-marinated portobello mushrooms. We suggest removing the mozzarella cheese, and roasted garlic mayonnaise.
Blackened Chicken
Contains tomato, pickled onion, pepper jack cheese, lettuce, jalapeño mayonnaise, brioche bun, and blackened chicken breast. We suggest removing the jalapeño mayonnaise, and pepper jack cheese and substituting the brioche bun.
Substitutes and Sides
Add Vegan Impossible Burger
Contains impossible burger patty, and bun. We believe this item is vegan as is.
Sub Impossible for a Burger
Contains impossible patty, and burger bun. This item may contain dairy.
Potato Chips
Contains potato chips. We believe this item is vegan as is.
Large Guacamole
Contains guacamole. We believe this item is vegan as is.
Small Guacamole
Contains guacamole. We believe this item is vegan as is.
Sub Fries
Contains french fries. We believe this item is vegan as is.
Sub Gluten-Free Bread
Contains gluten-free bread. We believe this item is vegan as is.
Small Salsa
Contains salsa. We believe this item is vegan as is.
Large Salsa
Contains salsa. We believe this item is vegan as is.
Add Tempeh
Contains tempeh. We believe this item is vegan as is.
In a Bowl
Jerry's Vegan Chili
Contains vegan chili, poblano peppers, onion, garlic, corn, and carrot. We suggest removing the sour cream.
Mexicali Blues
Burrito
Contains tomato, red peppers, onion, jasmine rice, flour tortilla, cheddar jack cheese, and black beans. We suggest removing the cheddar jack cheese, and sour cream. The mexican black beans may be non-vegan.
Mountain Sun Appetizers
The Pub's Famous Fries
Contains french fries. We believe this item is vegan as is.
Chips & Salsa
Contains salsa, and corn chips. We believe this item is vegan as is.
Mountain Sun Salads
Dressings available are balsamic vinaigrette, garlic herb vinaigrette, ranch, chipotle ranch, blue cheese, and honey mustard.
Garden Salad
Contains red peppers, red onions, mixed greens, grape tomatoes, cucumber, and carrots. We believe this item is vegan as is.
Heady Grilled Cheese
Option to add fries, salad, or chili. Option to add bacon, pesto, tomatoes, avocado, or mushrooms and onions.
No vegan options.