Cut your avocados in half and using a spoon scoop out a flesh into a bowl.

Using a cocktail muddler or fork, mash the avocados while maintaining some chunky texture.

Optional - push garlic through a garlic press and stir into mashed avocados.

Stir in salt and taste if avocados need more of it.

Trim the green tops off the radishes and thinly slice them.

Divide mashed avocados among 4 slices of bread, top with radishes and sprinkle with some red pepper flakes and nutritional yeast if you want.

Slice the sandwich in half and serve immediately.