Pimiento-Cheese Creamed Spinach

• 3 (10 ounce) packages frozen chopped spinach, thawed
• 2 tablespoons unsalted butter
• 1/2 medium yellow onion, finely chopped
• 3 garlic cloves, minced
• 4 ounces cream cheese, cut into small pieces and softened
• 1 cup milk
• 1 (8 ounce) container sour cream
• 1/4 cup mayonnaise
• 1 tablespoon Dijon mustard
• 1 large egg, lightly beaten
• 1 (4 ounce) jar diced pimentos, drained and rinsed
• 2 cups shredded sharp cheddar cheese, divided
• 1 1/2 teaspoons kosher salt
• 1/2 teaspoon fresh ground black pepper
• 2 tablespoons unsalted butter, melted

1. Preheat oven to 350 degrees. Drain spinach well, pressing between paper towels.
2. Melt 2 tablespoons butter in a large Dutch oven over medium heat. Add onion, and saute 5 minutes or until tender. Add garlic, and saute 1 minute; remove from heat.
3. Stir cream cheese into onion mixture until melted and well blended. Stir in spinach, milk, and next 3 ingredients.
4. Stir together egg, drained pimiento, and 1 1/2 cups cheese; stir egg mixture into spinach mixture. Spoon mixture into lightly greased (with cooking spray) ramekins, or a 2 quart baking dish; sprinkle with salt and pepper.
5. Toss together panko, 2 tablespoons melted butter, and remaining 1/2 cup cheddar cheese; sprinkle over spinach mixture.
6. Bake at 350 for 50 minutes or until bubbly and golden.

unsalted butter, yellow onion, garlic, cream cheese, milk, sour cream, mayonnaise, mustard, egg, pimentos, cheddar cheese, kosher salt, fresh ground black pepper, unsalted butter

Taken from www.food.com/recipe/pimiento-cheese-creamed-spinach-519968 (may not work)