Surprise Gran-Gran Goal (RS)

This goal takes a long time because of all the cooking.

Surprise Gran-Gran Goal requirements:
Have 4 Cruise Ship Stoves, can skip for 8 Gems (you will need to build a few of these to complete this goal!)
Serve 50 Tropical Kebabs (a 4 hour recipe on the Cruise Ship stove), can skip for 50 Gems.

Reward for completing:
24,300 Coins and 650 XP