I do mine in parts this last time I use 1/4 cup so when I say parts you can use any measuring device you need to or find.
1 part Brown Sugar
1 part Papirika
1 part Chilli Powder
1 part Black Pepper
1 part Kosher Salt
1 part Cumin,Onion Powder, Cayenne, Galric Salt, dash of Ginger all these...