Grilled Mushroom Burgers - cooking recipe

Ingredients

1 1/2 lb. ground round
1 1/2 c. finely chopped fresh mushrooms
1/4 c. chopped onion
1 Tbsp. chili powder
1/2 tsp. salt
vegetable cooking spray
1/4 c. plus 2 Tbsp. reduced calorie catsup
6 whole wheat hamburger buns
6 green leaf lettuce leaves
6 tomato slices
6 purple onion slices

Preparation

Combine first 5 ingredients in large bowl.
Stir well.
Shape into 6 patties.
Coat grill with cooking spray.
Place on grill over medium-hot coals.
Place patties on rack and cool 5 to 7 minutes on each side.
Spread 1 tablespoon catsup on bottom half of bun.
Top with patty.
Top with lettuce and tomato slices and onion slice.