1 lb. ground beef
1/2 c. onions
1 (8 oz.) can tomato sauce
2 tbsp. taco seasoning
1 tube crescent rolls
1 1/2 c. nacho tortilla chips
1 c. (8 oz.) sour cream
1 c. (4 oz.) Cheddar cheese, shredded

Place rolls in 9-inch round pie plate. All points should go toward center. Press into plate. Sprinkle chips over crust (half). Top with mixture. Sprinkle with cheese and remaining chips.