Pineapple Candy Jar Idea Create a tropical centerpiece your guests can grab candy out of! Easy to craft, this eye-catching candy jar centerpiece is great for your next backyard luau or tropical office party. 1. Paint the lid of a mason jar green and let dry. 2. Using green paper cut out about 6-7 oval shaped leaves. 3. Glue the leaves onto the painted mason jar lid. 4. Fill the jar up with yellow candy. 5. Put the lid on with the candy inside.