Medley Potato, Cauliflower, and Leek Casserole - HAPPY VEG

Ingredients

• 1 Tbsp. Unsalted Butter
• 2 Tbsp. EVOO
• 680g bag Mini Medley Potatoes, quartered
• 1 Head Cauliflower, chopped into smaller florets
• 3 Leeks, sliced
• 2 cloves Garlic, crushed & minced
• 1 Tsp. Dried Thyme
• ½ Tsp. Red Pepper Flakes
• Sea Salt
• 2 Heaping Tbsp. Unsalted Butter
• 2 Tbsp. AP Flour
• 1 White Onion, halved
• 2 ½ C 2% Milk
• ¼ C Whipping Cream
• 2 Tbsp. Grated Parmesan
• Pinch Fresh Nutmeg
• Sea Salt / Cracked Pepper
• 2 Tbsp. Bread Crumbs
• 1 Tsp. Italian Seasoning
• 1 Heaping Tbsp. Pesto
• Fresh Parsley, chopped