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Cozy Bacon and Caramelized Onion Grilled Cheese

A delightful mix of crispy bacon, sweet caramelized onions, and gooey melted cheese, all nestled between crunchy sourdough bread, making it a perfect choice for cozy family lunches.
Servings 4 servings
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes

Ingredients

For the Sandwich

  • 8 slices sourdough bread Use fresh sourdough for best texture.
  • 4 tablespoons unsalted butter, softened For spreading on bread.
  • 1 cup sharp cheddar cheese, grated Choose high-quality cheddar for depth of flavor.
  • 1 cup mozzarella cheese, grated Provides melty texture.
  • 4 strips bacon, cooked and crumbled Crispy bacon enhances flavor.
  • 1 large onion, thinly sliced For caramelization.
  • 1 tablespoon olive oil For cooking onions.
  • to taste Salt and pepper For seasoning.
  • to taste Fresh thyme leaves (optional, for garnish) Adds a fresh element.

Instructions

Preparation

  • In a skillet over medium heat, add olive oil and the sliced onions. Cook until onions are soft and translucent.
  • Spread softened butter on one side of each slice of sourdough bread.
  • On the unbuttered side of four slices, layer the grated cheddar cheese, mozzarella cheese, crumbled bacon, and caramelized onions.
  • Top with the remaining slices of bread, buttered side up.

Cooking

  • Heat a skillet over medium heat and place the sandwiches in the skillet.
  • Cook until golden brown on both sides and cheese is melted.
  • Season with salt, pepper, and garnish with fresh thyme if desired.

Notes

For best results, do not rush the caramelization of onions. This grilled cheese pairs wonderfully with tomato soup, salad, pickles, or chips.
Calories: 600kcal
Course: Lunch, Snack
Cuisine: American
Keyword: Bacon, Caramelized Onion, Comfort Food, Grilled Cheese, Sourdough Bread