Russian Cabbage Pie

Ingredients

• 1 head green cabbage ((medium), cored and chopped)
• 1 large onion (, sliced thinly)
• 3 Tbsp butter
• 2 tsp salt
• 1/4 tsp pepper
• 3 egg ((hard-boiled))
• 1 egg ((raw))
• 3 egg
• 1 cup sour cream
• 1/4 cup mayonnaise
• 1/2 tsp baking powder
• 1 1/4 cups all-purpose flour
• 1 pinch salt