Brown ground beef and onion in a large skillet and drain. Add remaining ingredients and simmer over low heat for 5 minutes. Cool then package in portions and freeze.
On serving day
Place package in fridge in the morning to defrost.
Reheat over stove (or microwave) while toasting hamburger buns. Serve hot!
Notes
Want to change it up? Add diced tomatoes, chopped peppers etc to the mix!If your family likes these, try our Mexican variation Salsa Joes freezer recipe.