Possible Clues:

• Jiggling dessert
• Kraft Foods brand
• Pudding Pops makers, originally
• Dessert brand with the early slogan "Delicate. Delightful. Dainty."
• Dessert there's 'always room for'
• Translucent dessert
• Bill Cosby once pitched it
• It may still be moving when you eat it
• Dessert with a hyphen in its name
• "Every diet needs a little wiggle room" sloganeer