Brown beef and drain. Stir in seasoning mix, tomato sauce, and green pepper. Bring to a boil and remove from heat.
Combine cooked noodles (undercook these a bit), 1/2 cup cheese and sour cream. Place on the bottom of a 6x10 baking dish.
Top with meat mixture and remaining cheese.
To cook from Defrosted: Defrost overnight and bake in an oven at 350 for 30 minutes.
To cook from Frozen: Place in a pre-heated oven at 350 for an hour and a half.
TIP: Freeze this in a dish that can go from the freezer to the oven. We recommend Glad Ovenware.