1Heat oven to 350. Lightly spray a 9 x 9" baking pan w/ cooking spray. Heat 3 tbsp oil in lg skillet over medium heat. Saute onions, green onions and garlic until soft. Stir in spinach, parsley and lemon juice. Saute until spinach is limp. Remove from heat and cool.
2In bowl, mix together eggs, ricotta cheese and feta cheese. Stir in spinach mix. Lay 1 sheet of dough in pan, ( dough will overlap the pan,) brush lightly w/ oil. Lay another sheet of dough over top and brush w/ oil. Repeat w/ 2 more sheets of dough and some oil.
3Spread spinach mix evenly onto sheets of dough. Fold overhanging dough over filling. Brush w/ oil. Layer w/ remaining 4 sheets of dough and oil. Tuck in overhanging dough to seal. Bake 40 mins, or until golden brown. Cut into squares.