Quiche Specialite

This quiche breaks from the classic egg custard formula. Instead of the usual eggs-and-cream base, spinach and sauteed mushrooms get bound with sour cream and topped with a generous blanket of grated Swiss cheese. The result is denser and creamier than a standard quiche, with vegetables as the star instead of just a supporting player.

The mushrooms cook in butter with garlic until they’ve released all their liquid and concentrated in flavor. Draining them well is critical. Wet mushrooms mean a soggy bottom crust. Same goes for the spinach, which gets boiled, cooled, and squeezed dry until every last drop of water is out. These two extra steps make the difference between a crisp-bottomed quiche and a waterlogged one.

Pre-baking the pie shell for 10 minutes sets the crust before the wet filling goes in. That head start means the bottom stays flaky instead of turning gummy under the weight of all that sour cream and cheese.

Kitchen Tips

• Squeeze the cooked spinach in a clean kitchen towel, wringing it hard. Spinach holds a surprising amount of water that will ruin the filling texture.
• Cook the mushrooms until they’re golden and the pan is dry. Don’t crowd the pan or they steam instead of browning.
• Let the quiche cool before slicing. The sour cream filling needs time to set. Cut it hot and it runs.
• This keeps well in the fridge for several days. Reheat slices gently to avoid toughening the cheese.

Variations

• Add crumbled cooked bacon to the filling for a smokier, heartier quiche.
• Use Gruyere instead of Swiss for a nuttier, more complex cheese flavor.