9×13 Rectangle to Two 9-inch Rounds

×1.09

Add 9% more to all ingredients

Volume Comparison:

9×13" pan

14-15 cups

Two 9" rounds

16 cups total

Layer Cake Adjustments

Split Evenly

Use a kitchen scale or measure by eye to divide batter equally

Faster Baking

Two smaller pans = 5-10 min less time. Start checking at 20 min.

Oven Space

Ensure 2" between pans for air flow. Rotate halfway if needed.

Pan Converter

Typical Time Comparison

Original 9×13"

  • • Bake time: 35-40 minutes
  • • Single pan, even baking
  • • Check at 35 min

Two 9" Rounds

  • • Bake time: 25-30 minutes
  • • May need pan rotation
  • • Check at 22 min

Other Layer Cake Conversions