Sloppy Joes - cooking recipe

Ingredients

1 lb. ground beef, fried
1 small onion, chopped
1 tsp. salt
1/2 small bottle ketchup
1 Tbsp. butter
1 Tbsp. vinegar
2 Tbsp. lemon juice
1 Tbsp. brown sugar
1 1/2 Tbsp. Worcestershire sauce
1/2 Tbsp. mustard
1/4 c. water
1/2 c. sliced mushrooms
1/2 c. barbecue sauce

Preparation

Fry hamburger and onions.
Put all the ingredients together and simmer until mixed.
Serve on hamburger buns.