Slice the pork tenderloin in half, and then cut it up into little chunks

Grab a bowl, and add the pork pieces, pour in the Tbsp. of oil, add the pepper flakes, and salt - stir to coat, and set aside

Prepare your sauce - in a medium bowl (preferably with a spout), mix the marmalade, soy, sherry, sugar, garlic, ginger, brown sugar, and honey

Cook the angel hair pasta in the boiling water according to package directions

While the pasta is boiling - Get a large skillet ready over med/high heat, and add the pork

Cook the pork, tossing for about 2-3 minutes or until the pork is browned

Remove the pork

Add the 2 tsp. of oil, and the vegetables - Cook through about 2-3 more minutes

Add the sauce mixture, and continue to cook for another minute

Add the pork, mango, and cashews - heat through for about 1 minute

Serve over drained pasta