Andouille Sausage Quiche

Name: Andouille Sausage Quiche
Ingredients: 2 tsp olive oil; 1 cup andouille sausage - chopped to 1/4 pieces; 1/2 small yellow onion - finely diced; 1 cup frozen chopped collard greens or spinach (measured while frozen) - thawed, drained and squeezed to remove moisture; 1/2 - 1 teaspoon blackened season (your fave or see my attached recipe); 6 large eggs; 1/2 cup heavy cream; 1 cup shredded sharp cheddar cheese; 1/2 cup shredded swiss cheese; 1 frozen pie crust - thawed (or rolled refrigerated crust); salt and pepper (optional, I add none)