1 lb. hamburger, cooked & drained
1 pkg. taco seasoning mix
1/2 c. water
1 1/2 c. crushed Fritos
1 c. sour cream
1 c. shredded Cheddar cheese
1 pie crust

Put crust into pie plate. Mix taco seasoning and 1/2 cup water into hamburger. Cook 10 minutes. Sprinkle 1/2 of Fritos onto crust. Spread meat mixture next. Spread sour cream next. Spread cheese next. Sprinkle rest of Fritos on top. Bake at 375 degrees for 20-25 minutes.