Breakfast Strata (Spinach & Bacon)

Bahan-bahan (10 porsi)

• 8 cups (about a 12-ounce loaf) cubed bread (I recommend big chunks of a crispy baguette or sourdough loaf)
• 8 slices uncooked bacon
• 1/2 cup chopped onion
• 3 g arlic cloves, finely minced
• 3 packed cups fresh chopped spinach*
• 1 and 1/2 cups shredded parmesan cheese
• 9 large eggs
• 2 cups whole milk
• 1 teaspoon salt
• 1 teaspoon ground mustard
• 1/4 teaspoon fresh ground black pepper
• optional garnish: fresh ground black pepper, flaky sea salt, and/or extra parmesan cheese