Roasted Leg of Lamb with Raisin mint sauce

Ingredients

• 3 1/2 pound boneless leg of lamb
• 1 cup Low fat plain yogurt
• 1/2 cup slivered blanced almonds
• 1 tablespoon garam masala
• 1 1/2 teaspoon salt
• 1 medium Red onion chopped
• 4 slices Fresh ginger each 2 inches long, 1 inch wide, 1/8 inch thick
• 4 large Garlic cloves
• 4 green Thai chilies, cayenne or serrano stems removed
• 2 tablespoon cilantro chopped
• Cooking Spray
• 2 tablespoon Canola Oil
• 1 teaspoon cumin seed
• 1 small Red onion chopped
• 1/2 cup raw cashew nuts
• 1/4 cup Golden raisins
• 1/2 cup Tomato sauce
• 1/4 cup Heavy whipping cream
• 1/4 cup fresh mint firmly packed, finely chopped