Created by KittenCal on August 6, 2011
Step 1: In a saucepan combine the first 6 ingredients until combined.
Step 2: In a cup or bowl whisk the cold water with cornstarch or pineapple juice until smooth and combined, then whisk in ketchup mixture; bring to a boil stirring or whisking constantly over medium-high heat until bubbly and thickened (about 4 minutes, the sauce will continue to thicken more while simmering). A If using, mix in the pineapple chunks.
Step 3: Use warm or refrigerate until ready to use.