Combine tomato paste, mustard, apple cider vinegar, garlic powder, onion powder, black pepper, smoked paprika, and cayenne pepper in a small bowl with a whisk or fork

Add 1/2 cup of water to the bowl and mix again until a smooth sauce remains

Add 1 cup of pineapple juice to a sauce pan and bring to a boil

Reduce the mixture to medium low amd simmer for 16 minutes stirring frequently until a syrup like texture remains

Pour the sauce mixture into the pot with the pineapple syrup

Mix thoroughly and simmer for 5 minutes

In a small bowl, combine arrowroot strach and water

Optional thickening step: while stirring with a wooden mixing spoon pour in the arrowroot starch and water mixture

Allow the sauce to simmer and thicken for another minute and then remove from heat

Store in an airtight container in the refrigerator