Stir in 1 teaspoon dried red pepper flakes and season with salt and pepper. (thefitfork.com)
If you like a lot of spice, add more chili sauce or a pinch of dry red pepper flakes. (sunnysideupsd.com)
I recently heard that sprinkling dried red pepper flakes on the feces (like the type some people like on pizza) also works well. (americanshihtzuclub.org)