Sloppy Joes - cooking recipe

Ingredients

2 lb. hamburger
1 medium onion, chopped
1 Tbsp. mustard
1 can chicken gumbo soup
1/2 c. catsup
1 c. water
1 (3 oz.) can mushrooms (bits and pieces), drained

Preparation

Brown hamburger and onion.
Drain off grease.
Add remaining ingredients and simmer until desired thickness.