Preheat oven to 400°F. Grease 13- x 9-inch baking dish
Meanwhile, cook bacon in large high-sided skillet or saucepan set over medium-low heat for 6 to 8 minutes or until fat is rendered and bacon is golden and crisp around edges. Transfer to paper towel–lined plate to drain
Remove all but 2 tbsp bacon fat from skillet; add butter and onions. Cook, stirring often, for about 20 minutes or until golden brown. Stir in garlic, thyme and rosemary; cook for about 2 minutes or until softened. Sprinkle flour over top; cook, stirring, for 2 to 3 minutes or until incorporated
Slowly whisk in milk, pepper and salt; bring to boil, whisking constantly. Reduce heat to medium-low; cook, stirring constantly, for 8 to 10 minutes or until thickened slightly
Stir in Gouda, Cheddar, 1/2 cup Parmesan and mustard until cheese melts. Stir in cooked pasta and half of the bacon. Transfer to prepared baking dish
Toss bread crumbs with remaining Parmesan and bacon. Sprinkle over pasta mixture.
Bake for 13 to 15 minutes or until golden brown and bubbly. Let stand for 10 minutes. Sprinkle with chives.
Ingredients
Directions
Preheat oven to 400°F. Grease 13- x 9-inch baking dish
Meanwhile, cook bacon in large high-sided skillet or saucepan set over medium-low heat for 6 to 8 minutes or until fat is rendered and bacon is golden and crisp around edges. Transfer to paper towel–lined plate to drain
Remove all but 2 tbsp bacon fat from skillet; add butter and onions. Cook, stirring often, for about 20 minutes or until golden brown. Stir in garlic, thyme and rosemary; cook for about 2 minutes or until softened. Sprinkle flour over top; cook, stirring, for 2 to 3 minutes or until incorporated
Slowly whisk in milk, pepper and salt; bring to boil, whisking constantly. Reduce heat to medium-low; cook, stirring constantly, for 8 to 10 minutes or until thickened slightly
Stir in Gouda, Cheddar, 1/2 cup Parmesan and mustard until cheese melts. Stir in cooked pasta and half of the bacon. Transfer to prepared baking dish
Toss bread crumbs with remaining Parmesan and bacon. Sprinkle over pasta mixture.
Bake for 13 to 15 minutes or until golden brown and bubbly. Let stand for 10 minutes. Sprinkle with chives.