Easiest Appetizer- Mushroom Crostini


Melt butter and add the diced onion, thinly sliced mushrooms, and cook until onion is soft and mushrooms are lightly browned.

Cool the mushrooms for 5 minutes and then combine with garlic, dill, salt and mayonnaise.

Spoon the mushroom mixture on each slice of bread, arrange the bread on a baking sheet and bake.