Prep Work: Scrub and cut potatoes. Cut and wash greens.
Heat 2 Tbsp. olive oil in oven safe skillet over medium heat. Cook potatoes 10 min stirring every few minutes.; sprinkle lightly with salt. Add leeks and saute 4 min. more.
Add 1 Tbsp. butter, greens, and garlic, and cook until greens are tender; approx. 8 min. more. Take off heat and cover.
Preheat oven to broil.
In medium bowl whisk eggs and milk. Add cheese to egg/milk mixture; then add greens and onions from skillet.
Wipe out the skillet and spread 1 Tbsp. olive oil. Pour bowl mixture into skillet and cook on stovetop, medium-low heat for 5 -10 min., or until the bottom is set.
Place pan under broiler for 4-5 minutes, or until top is lightly browned and a little fluffy. Remove with oven mit!
Cut into wedges and serve topped with fresh grated Parmesan if desired.
(inspired by ediblesantabarbara.com Spring 2010)