Bacon 'n' Egg Lasagna - Get Cracking

Ingredients

• 500 g 1 lb thick-cut bacon
• 45 ml 3 tbsp unsalted butter
• 250 ml 1 cup diced onion
• 45 ml 3 tbsp all-purpose flour
• 500 ml 2 cups 2% milk
• 925 ml 3 3/4 cups grated Swiss cheese
• salt and pepper
• 12 lasagna noodles, cooked al-dente
• 12 hard-cooked eggs, sliced
• chopped fresh parsley