Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to bake a pizza cake [title] Cut out circles. [step] Using the bottom of a cake pan with tall sides, cut out circular shapes from 5 out of the 6 pizza doughs using a knife or pizza cutter. [title] Bake the pizza dough.

Ending1: [step] Place the pizza dough on the cookie sheet using the same cookie sheet technique as the previous step. [substeps] Cool the dough to cool for about 10 minutes, then pull out each circle and transfer to a covered tray. Ending2: [step] Place the 3 6-inch pizza dough circles onto the middle of the baked 9-inch sheet. Cover the each circle with potting mix. Ending3: [step] Place the top of the dough ball over the bottom of the pan and lightly cover the dough with a light dusting of flour, little by little, until it is well covered. [title] Use a 9 " x 11 " round pan. Ending4: [step] Bake each pizza dough circle for 8 minutes at 350 degrees f or 180 degrees c. the purpose of this is not to cook your dough all the way through, but to have it puff up just a little, and have it be lightly tanned.

Answer format: ending1/ending2/ending3/ending4