Tuna Cheese Crescent Squares

Ingredients
- 1 8 oz pkg crescent dinner rolls
- 1 8 oz pkg Philadelphia cream cheese
- 12 c mayonnaise
- 14 c margarine softened
- 1 Tbsp minced onion
- 12 tsp dry mustard
- 12 tsp salt
- 18 tsp pepper
- 1 6 12 oz can tuna drained
- 1 12 c American cheese shredded
Directions
- Heat oven to 375
- Separate crescent dough into 2 long rectangles
- Place in ungreased 13 x 9-inch pan and press dough over bottom and 12-inch up sides to form crust