Stuffed chicken lava burger with cream cheese sauce

Name: Stuffed chicken lava burger with cream cheese sauce
Ingredients: Marination :; 250 grams boneless chicken mince; 1/2 tsp salt; 1/2 tsp white pepper; 1/4 tsp garlic paste; 1/2 black pepper; 1/2 tsp paprika; 1 Tbsp oil; For pattie :; 1 egg; 1 cup bread crumbs; Sauce :; 2 Tbsp butter; 1 Tbsp flour; 1/2 cup milk; 1/2 cup cream; 2 Tbsp cheese; Seasoning as taste; Seasoning:; Salt; White pepper; Black pepper; Chilli flakes; Filling:; 1/4 cup mozraila cheese; 1/4 cup chader cheese; 4 Tbsp mayonnaise; leaves Lettuce; 2 cheese slice; Majestic bun