1 pound ground beef
1 (16 ounce) can tomato sauce
1 package taco seasoning
1 (8 ounce) can crescent rolls
1/2 pound American cheese, cubed
1 cup shredded lettuce
1/2 cup chopped tomato
1/4 cup black olive slices
Sour cream

Brown meat; drain. Stir in tomato sauce and taco seasoning mix; simmer 5 minutes.

Unroll dough; press onto bottom and sides of ungreased 12-inch pizza pan. Prick bottom and sides with fork. Bake at 375 degrees F for 10 to 12 minutes or until golden brown.

Cover crust with meat mixture; top with cheese. Continue baking until cheese begins to melt. Top with remaining ingredients.

Serve with sour cream.

Serves 4 to 6.