ADVERTISEMENT ADVERTISEMENT Weight Watchers Marshmallow Fluff April 18, 2026 by aziz boumdak Step 3. Stir well to mix. Step 4. Slowly add the ice cold water. Step 5. Stir to mix. Step 6. Set aside in the refrigerator for about 5 minutes. Step 7. Add the Greek yogurt in a mixing bowl. ADVERTISEMENT ←PreviousNext→ ADVERTISEMENT