Spinach Puffs

frozen chopped spinach, thawed

crumbled feta cheese

small onion, minced

garlic glove, minced

olive oil

chopped dill (I omitted because I dislike dill)

Kosher salt and freshly ground black pepper

large eggs

sheet frozen puff pastry (from a 17.3 ounce package), thawed, rolled out into a 12″ square, kept chilled