Keto Gruyere And Bacon Quiche Lorraine

Ingredients

• 1 cup plus 2 Tbsp fine almond flour
• 1/4 cup coconut flour
• 1/2 tsp xanthan gum
• ~ sea salt
• 2 oz (1/2 stick) butter, cold and cubed
• 2 tsp apple cider vinegar
• 1 large egg
• 5 oz thick-cut bacon, diced (3 slices)
• 1 shallot very thinly sliced
• 1 cup heavy cream
• 1/2 cup half and half
• 5 large eggs
• 1/4 tsp freshly grated nutmeg
• ~ sea salt and freshly ground black pepper
• 6 oz Gruyère cheese, shredded (2 cups)