Crab Cakes with Creole Mustard Sauce

Name: Crab Cakes with Creole Mustard Sauce
Ingredients: 2 cups mayonnaise; 2 egg yolks; 2 tablespoons chopped fresh tarragon leaves; 1 tablespoon minced yellow onion; 2 teaspoons Worcestershire sauce; 1 teaspoon hot pepper sauce; 2 tablespoons dry mustard; 1 teaspoon crab boil seasoning (recommended: Old Bay); 1 teaspoon salt; 1 teaspoon ground black pepper; 2 pounds lump crabmeat; 2 cups panko bread crumbs; Vegetable oil, for grilling; Mixed spring greens, for serving; Creole Mustard Sauce, recipe follows; 1 cup mayonnaise; 1 jalapeno pepper; 1 red bell pepper; 3 tablespoons Dijon mustard; 2 tablespoons chopped fresh chives