Step 1
Preheat oven to 425 degrees F (220 degrees C).
Step 2
Spray a 9x13-inch baking dish with cooking spray.
Step 3
Whisk flour chili powder paprika cumin onion powder garlic salt and cayenne pepper together in a bowl.
Step 4
Beat milk eggs and garlic together in a separate bowl until smooth.
Step 5
Dip each slice of avocado into flour mixture. Dip the avocado slice into the egg mixture letting the excess egg drip back into the egg bowl then dip the slice back into flour mixture. Repeat with remaining avocado slices.
Step 6
Arrange coated avocado slices in the prepared baking dish. Spray the tops of the slices with more cooking spray.
Step 7
Bake in the preheated oven until the coating is browned about 20 minutes. Check for doneness after 15 minutes; rotate the pan once during baking if slices are browning unevenly.
Step 8
Stack corn tortillas on a microwave-safe dish with a piece of parchment paper between each tortilla. Heat in the microwave until hot and pliable about 1 minute.
Step 9
Place a heated tortilla onto a work surface; top with chopped cabbage. Place an avocado slice on the cabbage; top taco with cherry tomato halves and shredded Cheddar cheese. Repeat with remaining ingredients.
Step 9
For extra flavor top each taco with a dollop of taco sauce and sour cream.