1 1/2 tablespoons vegetable oil 1 small onion, diced 1 teaspoon minced fresh ginger root 4 cloves garlic, minced 2 potatoes, cubed 4 carrots, cubed 1 fresh jalapeno pepper, seeded and sliced 3 tablespoons ground unsalted cashews 1 (4 ounce) can tomato sauce 2 teaspoons salt 1 1/2 tablespoons curry powder 1 cup frozen green peas 1/2 green bell pepper, chopped 1/2 red bell pepper, chopped 1 cup heavy cream 1 bunch fresh cilantro for garnish