Paneer biryani

Ingredients

• 1 cup Basmati rice
• 1 onion, sliced
• 1 -1/2 tablespoon ginger-garlic paste
• 1 teaspoon green chilli paste
• 3 tablespoons ketchup
• 1/2 roma tomato chopped
• 1 cup paneer cubes
• 3 tablespoons yogurt
• 1/2 teaspoon garam masala
• Palmful of dried parsley
• 1/2 teaspoon butter
• oil each
• Salt to taste
• 2 tablespoons whole cashewnuts