Preheat the oven to 350 degrees F.

Place the sliced bread on a baking sheet and drizzle with olive oil. Toast the bread in the oven for 10-15 minutes until golden brown. Remove from the oven and let cool.

In a small bowl, combine the goat cheese and pesto until evenly combined. Spoon a small spoonful on each of the crostinis and spread it on the bread.

In another small bowl. mash together the avocado and lemon juice. Season the mixture with salt and pepper.

Place a little spoonful on top of the goat cheese crostinis followed by a small piece of the prosciutto

Dust the tops with freshly cracked black pepper and serve immediately.