vegetarian loco moco recipe with fork and knife on side

Best Loco Moco Recipe for Vegetarians

Our vegetarian take of a beloved local Hawaii dish, featuring a veggie patty, sauteed onions & mushrooms, a sunny-side egg, and simple loco moco gravy over a bed of (brown, white, or fried) rice. The best loco moco recipe that will give you the satisfaction of comfort food, but vegetarian!

Course Main Course
Cuisine Hawaii
Keyword loco moco
Prep Time 10 minutes
Cook Time 35 minutes
Total Time 45 minutes
Servings 6 people
Calories 793 kcal
Author Stacy


  • 6 Morning Star Grillers Prime patties or other patties of choice
  • 4 cups white rice measured before cooking
  • 1 medium yellow onion julienned
  • 8-10 white mushrooms sliced
  • 12 large grade A eggs
  • 6 cups vegetarian mushroom gravy (see below for link to recipe post)
  • salt & pepper to taste


  1. Cook rice in a rice cooker.

  2. Preheat oven, place patties on a foil lined sheet, and bake according to package instructions.

  3. bowl of gravy next to mashed potatoes with gray towel
  4. Combine mushrooms and julienned onions in a large saute pan with some cooking oil. Saute over medium heat stirring occasionally for approximately 10 minutes or until everything is nicely browned. Season to taste with salt and pepper, then remove from heat and set aside.

    vegetarian loco moco recipe - mushrooms and onions being cooked in a non-stick pan
  5. Cook eggs sunny-side-up, 2 per serving.

    vegetarian loco moco recipe - 2 large eggs frying in non-stick pan on top of stove - sunny side up
  6. In each bowl, lay out a bed of white rice and top with hamburger patty, mushrooms and onion, sunny-side-up eggs, and gravy. Serve immediately.

    vegetarian loco moco recipe - porcelain bowl with white rice, meatless hamburger patty, and sauteed mushrooms and onions on patty

Recipe Notes

Variations & Substitutions:

If you don't have time to make our delicious gravy from scratch, substitute with a super easy vegetarian gravy mix packet.

Popular local variations of a loco moco include using fried rice instead of plain rice, substituting chili or Japanese curry for the loco moco gravy, and using over-easy eggs instead of sunny-side-up.