Makes ½ cup

2 tablespoons creamy peanut butter
1 tablespoon seasoned rice vinegar
1 tablespoon honey
1 1/2 teaspoons water
1 1/2 teaspoons soy sauce
1 tablespoon sugar
3/4 teaspoon kosher salt
1/4 teaspoon (scant) cayenne pepper
Pinch of crushed red pepper flakes
1 tablespoon canola oil