Best enjoyed in the early afternoon on a sunny porch.
In a bowl, combine the onion, Canadian bacon, eggs, cheddar, and mozzarella. Whisk together and mix well. Salt and pepper to taste.
Grease a square baking pan and place the buttermilk biscuit dough on the bottom. Pour the egg mixture over the dough, top with the chives and bake at 350 degrees Fahrenheit for 30-35 minutes.