I really enjoy the taste of onions (fried/ cooked, that is) so this quickly became my favorite! Only try it if you like onions!

Onion Kugel

3 lb onion, peeled and sliced into rounds
3/4 c flour
1 t baking pwder
3 eggs
3 T onion soup mix

1 pastry dough package or home made dough
optional: egg and sesame seeds

Saute onions until golden
Add remaining ingredients (besides pastry dough)
Mix well 
Roll out the pastry dough and place in the bottom of 9 x 13 pan.
Pour in onion mixture
With remaining dough, make strips and place on top of onions in criss-cross pie top fashion.
Egg and sprinkle sesame if you'd like
Bake at 400 for 45 min