Caramelized Onion + Cheddar Tartlets (1 dozen)

A staple on our catering menu.
House made pastry shells filled with caramelized onions and topped with 2 year old cheddar.
(1 dozen per package)
Cook from frozen.
Preheat oven to 350F.
Line a baking sheet with parchment paper.
Place tartlets on baking sheet,
leaving space between each one.
Bake for 10-15 minutes, or until lightly golden brown.
Garnish with chives (optional).
(Cooking times may vary from oven to oven.)