Fiesta Balls - cooking recipe

Ingredients

2 lb. hamburger
1 medium onion
24 Vienna rolls
1 can (15 oz.) tomato sauce
1 can (6 oz.) medium olives
1 block cheese (Cheddar or Jack)

Preparation

Cook hamburger, drain.
Add onion, then tomato sauce and olives.
Mix well and heat.
Add cheese until it just starts to melt.
Toss lightly.
Stuff meat mixture into \"hollowed out\" rolls.
Heat in individually wrapped foil.
May be frozen individually.