Mixed Potato Au Gratin - HAPPY VEG

Ingredients

• 3 Medium - Large Russet Potatoes
• 1 Large Sweet Potato
• 4 Shallots, halved & thinly sliced
• 3 cloves Garlic, crushed & minced
• 1 C Pizza Mozzarella, shredded
• 1 C Extra Old White Cheddar, shredded
• 1/2 C Grana Padano, shredded
• 1 1/4 C Whipping Cream, room temp
• 2 Tbsp. Unsalted Butter, melted & cooled
• 1 Tsp. Dry Mustard Powder
• 3/4 Tsp. + Sea Salt
• Cracked Pepper
• Red Pepper Flakes
• Fresh Thyme
• Few Dashes Nutmeg