Fluffy frittata with spinach Recipe

• 1 1/2 tbs olive oil
• 2 cloves garlic, finely chopped
• 8 eggs, separated
• 140 g frozen chopped spinach, thawed and wrung dry or
• 140 g fresh spinach, cleaned, blanched, well-drained and chopped
• 1/2 cup ricotta cheese
• 1/2 tsp salt
• 1/2 tsp ground pepper, freshly ground
• Pinch nutmeg
• 1/3 cup Grana Padano cheese, grated

Directions