Stuffed chicken breast fillet, sweet potatoes and onions mash and assorted vegetables - Pivka

Ingredients

• 250 g Chicken fillets
• 1 egg white
• 0,5 dl of sweet cream
• 1 handful of green parts of spring onion
• 1 tbsp. olive oil
• salt
• freshly ground black pepper
• a piece of butter
• 10 dg cauliflower
• 10 dg stem celery
• 1 white onion
• 2 spring onions
• 2 tbsp. of butter
• oil for frying
• 1 large sweet potato
• 1 dl sweet cream
• 2 tbsp.butter