Taco Bell's Chalupa

2 1/2 cups flour
1 tablespoon baking powder
1/2 teaspoon salt
1 tablespoon vegetable shortening
1 cup milk
oil (for deep frying)
Taco Bell Chalupa Supreme filling
1 lb ground beef
1/4 cup flour
1 tablespoon chili powder
1 teaspoon paprika
1 teaspoon salt
1 tablespoon dried onion flakes
1/2 cup water
oil, for deep-frying
sour cream
shredded lettuce
shredded cheddar cheese or monterey jack cheese
diced tomatoes 

Servings:
6-8 servings