Bacon Cheddar Spinach Squares

Ingredients

• 8 oz thick-cut bacon
• 20 oz frozen chopped spinach
• 1 1/4 cups all-purpose flour
• 1 tsp baking powder
• 1 tsp kosher salt
• 1/2 tsp dried oregano
• 1/2 tsp black pepper
• 1/4 tsp dried thyme
• 1 cup milk
• 1 Tbsp lemon juice
• 3 large eggs
• 2 1/2 cups shredded Cabot Seriously Sharp Cheddar Cheese (divided)
• 1 cup shredded Cabot Pepper Jack Cheese
• 1 medium yellow onion (diced)
• 1 tsp minced garlic