Choose the item you would like to upgrade. Recommended upgrades are noted (O).
A menu will appear that shows the upgrade’s effects (P). Different effects include decreasing prep time and increasing the number of dishes made, increasing coins earned for each item sold, and adding more space for you to place prepared food. Select Upgrade from the menu to make your purchase.
Each item may be upgraded three times (Q).
If you don’t have enough coins to purchase an upgrade, it will be greyed out (R).
More upgrades will be unlocked as you progress through each level and add new features to your restaurant (S).