Preheat oven to 400 degrees
Combine ingredients cinnamon through brown sugar to make a seasoning rub
Trim excess fat from pork tenderloin
Rub pork tenderloin with the seasoning.
Heat oven proof skillet on stove top.
Add 1 tablespoon olive oil.
Add pork tenderloin and sear on all sides.
Place skillet in oven and bake 18-20 minutes until internal temperature is 145 degrees
Let rest 5 minutes.
While pork is baking, make picadillo salsa. Combine red peppers through olive oil for salsa in mixing bowl and set aside
Heat 2 cups vegetable oil in skillet on medium high heat.
Peel plantain and cut in half horizontally. Cut each half into 4 thin vertical slices
Fry plantain slices until golden brown. Remove from oil drain on paper towel and salt.
Combine mayonnaise, chili powder, and cumin
Thinly slice pork tenderloin
Toast sandwich roll
Place ¼ of the sliced pork on bottom of each bun
Place 2 fried plantain slices on pork.
Top plantain with 2 Tbsp salsa
Spread 1 Tbsp of seasoned mayonnaise on the top of each bun and serve