Combine all-purpose flour, instant minced onion, chili powder, seasoned salt, crushed dried red pepper, instant minced garlic, sugar, and ground cumin in a small bowl.

Mix the ingredients until evenly distributed.

Spoon the mixture onto a 6-inch square of aluminum foil to create an airtight seal.

Fold the foil to create a sealed package.

Label the package with the date and contents.

Store the chili seasoning mix in a cool, dry place.

Use the seasoning mix within 6 months for best flavor.