Mini Tarts with Many Fillings from Fingerfood for Super Bowl - Cooking by the Book

Ingredients

• 36 frozen mini tarts from your supermarket
• 1 egg
• 1 egg yolk
• 1 cup heavy cream
• 2 tablespoons corn oil
• 6 slices prosciutto, sliced crosswise
• 1 onion, finely chopped
• 2-3 ounces asparagus tips
• ½ cup freshly grated Parmesan cheese
• 1 tablespoon butter or corn oil
• 7 ounces baby leeks, finely sliced crosswise
• ½ cup feta cheese, crumbled
• ½ cup black olives, pitted and halved
• ½ cup pine nuts
• ½ cup blue cheese, chopped
• 2-3 sprigs of basil