Foryoueats: Garlic Shrimp Mac and Cheese (Prawns)

Ingredients

• 500 g / 1 lb peeled shrimp/prawns (Note 1)
• 3 garlic cloves , finely chopped
• 1 tbsp olive oil
• 50 g / 3.5 tbsp unsalted butter , divided
• 3 tbsp / 30g flour , plain / all purpose
• 2 cups / 500ml milk , preferably warmed (Note 2)
• 2.5 cups hot tap water
• 250 g / 8 oz elbow macaroni , uncooked (2.5 cups)
• 1.5 cups (150g) cheese (Cheddar, gruyere, or other), freshly grated (Note 3)
• 3/4 cup (75g) mozzarella cheese , freshly grated (Note 3)
• Seasonings:
• 3/4 tsp salt
• 1/4 tsp pepper
• 1 tsp garlic powder
• 1/2 tsp mustard powder
• Parmesan Breadcrumb Topping:
• 1/3 cup panko breadcrumbs
• 1/4 cup grated parmesan