Pan Roasted Chicken Breast with Pecan and Potato Hash and Spicy Brown Butter Sauce

Name: Pan Roasted Chicken Breast with Pecan and Potato Hash and Spicy Brown Butter Sauce
Ingredients: 3 Yukon gold potatoes, diced; 4 to 5 tablespoons canola oil, divided; 4 boneless chicken breasts with skin; Kosher salt and freshly ground black pepper; 1/2 pound sliced bacon, pancetta, salami or ham, chopped; 1 medium-sized red onion, diced small; 1/4 cup toasted and chopped pecans; 2 tablespoons sherry vinegar; 1 teaspoon finely chopped thyme leaves; 1 tablespoon finely chopped parsley leaves; 1/4 cup chicken stock; 4 sticks unsalted butter, diced; 2 jalapeno peppers, seeded and thinly sliced