Caramelized Onion and Blue Cheese Quiche with seasoning

1 -2 onion , peeled and sliced 1 (10 ounce) box frozen spinach , thawed 1 cup gruyere , grated 4 eggs 1 1/2 cups milk (or cream) nutmeg salt and pepper canola[...]

1 tablespoon olive oil 2 small onions , peeled halved and sliced 1 pie crust (pre made) 2 -3 ounces blue cheese (crumbled) or 2 -3 ounces gorgonzola[...]