1 lb. ground beef
2 (8 oz.) cans tomato sauce
1 (1.25 oz.) pkg. taco seasoning mix or use to taste
1 (8 oz.) Pillsbury crescent dinner rolls
1/2 lb. reg. or Mexican Velveeta, cubed
1 c. shredded lettuce
1/2 c. chopped tomatoes
1/4 c. pitted ripe olives, sliced

Brown meat; drain. Stir in tomato sauce and seasoning mix; simmer 5 minutes. Press dough onto bottom and sides of ungreased 12" pizza pan, press edges together to form seal. Prick bottom and sides with a fork. Bake 375 degrees for 10 to 12 minutes or until golden brown. Cover with meat mixture; top with cheese. Continue baking until cheese begins to melt. Top with remaining ingredients. Serve with sour cream if desired.