Pre heat broiler in oven.
Toast bread in toaster or toast in frying pan with a little ghee/butter on both sides until golden.
For each sandwich add ½ tbsp. of mayo to one side of toast.
Top with 1/2 slice of tomato on top.
Top with ½ sliced avocado.
Top with ½ of sliced onion.
Top with ⅛ cup sprouts.
Top with 4 thin slices of cheese.
Repeat for the other 3 sandwiches.
Place on pizza stone or baking sheet and broil for 5-7 minutes or until cheese is brown and golden.