Parmesan Leek and Cauliflower Frittata

Ingredients

• 2 Leeks, large, white parts chopped
• 3 stalks Green onions, chopped
• 3 oz Parmesan, grated
• 6 Eggs
• 3 Tbsp Milk
• 1/2 tsp Salt
• 1/2 tsp Black pepper
• 8 oz Cauliflower, preferably frozen florets
• 1 1/2 Tbsp Butter
• 4 Radishes, thinly sliced
• 1/2 Shallots, diced
• 1 1/2 Tbsp Vinegar, red or white wine
• 1 1/2 tsp Mustard, Dijon
• 3 Tbsp Oil, cooking
• 5 oz Mixed greens, like romaine or butter lettuce mix