Saute diced chile peppers in 1 Tbsp. hot oil in a Dutch oven over medium-high heat 2 minutes. Stir in navy beans and next 3 ingredients; bring to a boil over medium-high heat, stirÂring occasionally. Cover, reduce heat to low, and simmer, stirring occasionÂally, 15 minutes. Stir in peeled shrimp, and cook, uncovered, 5 minutes. Serve with desired toppings.