Step 1

Heat the oven to 300 degrees F.

Step 2

In a bowl, mix together garlic powder, onion powder, salt, cumin, black pepper, oregano, paprika and brown sugar. Set aside.

Step 3

Remove the membrane that's on the back side of the rib rack and discard.*

Step 4

Set the rib rack onto a work surface, meat side up. Rub the Dijon mustard onto the meat side of the rack.

Step 5

Sprinkle the spice rub evenly onto the mustard.

Step 6

Cut the rib rack in half so that both pieces fit together into a 9 inch by 13 inch baking dish.

Step 7

Set the ribs into the baking dish, meat side up.

Step 8

Cover the dish tightly with aluminum foil. (Be sure to seal it all around.)

Step 9

Bake the ribs for 3 hours.

Step 10

Serve with potato salad.