To make the sauce. Combe all ingredients in a glass jar. Shake or whisk to combine. Cook the rice noodles according to package directions. Drain and rinse under cold water. Heat 1 tablespoon oil in a large skillet over high heat. Add the vegetables and cook until wilted, 2-3 minutes. Stir in 2 tablespoons of the sauce. Cook until the sauce coats the veggies. Remove from the pan. In the same skillet, add 1 tablespoon oil. Then add the shallots and cook 2 minutes, until deeply softened. Add the beef and cook, undistributed, until seared, 2 minutes. Toss the meat, then pour in the sauce. Simmer 1 minute, then stir in the noodles and vegetables. Cook 2-3 minutes, until the sauce coats the noodles. Remove from the heat and stir in the basil and sesame seeds. Serve topped with fresh basil.