1 (8 oz.) Pillsbury crescent rolls
1 1/2 c. taco chips
1 lb. hamburger
1/2 c. chopped onion
1 sm. can tomato sauce
1 taco seasoning
2 c. grated cheese
1 can whole small black olives
1 (8 oz.) sour cream

Spread crescent rolls over bottom of pie pan. Crush taco chips. Spread 1/2 cup chips over top of rolls. Saute together hamburger and onion, drain and add next. Bake at 350 degrees for 15 minutes. Layer next a mixture of tomato sauce and taco seasoning. Next layer in the following order: sour cream, grated cheese, black olives and 1 cup crushed taco chips. Return to oven and bake for 15 more minutes.