Preheat oven to 375°

Thaw phyllo dough and cut into 3" strips.

Mix together spinach, onions, seasoning, milk and egg.

Place a dollop of mixture on upper few inches of strip.

Sprinkle with additional cheeses

Fold dough top left corner down three inches down to the right in the shape of a triangle.

Use brush to paint butter,between layers of dough.

Fold dough in triangle down strip until dough ends.

Place on ungreased baking sheet, loose end side down.