Diabla Shrimp with Chipotle

 Ingredients 

• 4 plum tomatoes 
• 1/4 white onion 
• 3 oz (half a small can) of La Costeña Chipotle Peppers  
• Salt and pepper to taste 
• 4 tbsp butter 
• 2 lbs. Medium-sized shrimp, peeled.  
• 2 garlic cloves, minced 
• 1/4 cup chopped cilantro