Rice Expansion Formula:
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The rice expansion ratio describes how much uncooked rice expands when cooked. Typically, rice expands 2-3 times its original volume depending on the rice type and cooking method.
The calculator uses the rice expansion formula:
Where:
Explanation: The equation accounts for the volume increase that occurs when rice absorbs water during cooking.
Details: Accurate rice measurement helps in meal planning, portion control, and ensuring you cook the right amount for your needs without waste.
Tips: Enter the amount of uncooked rice in cups and select an expansion factor (2 for firmer rice, 3 for softer rice, or 2.5 for standard texture).
Q1: Does all rice expand the same amount?
A: No, different rice varieties expand differently. White rice typically expands more than brown rice, for example.
Q2: Why does rice expand when cooked?
A: Rice expands because it absorbs water during the cooking process, causing the grains to swell and increase in volume.
Q3: How much water should I use per cup of rice?
A: Generally, use 1.5-2 cups of water per cup of white rice, and 2-2.5 cups per cup of brown rice.
Q4: Does the cooking method affect expansion?
A: Yes, absorption methods (like boiling) typically result in more expansion than steaming methods.
Q5: How can I measure rice without cups?
A: One standard cup of uncooked rice is about 180-200 grams, or one average handful is roughly 1/4 cup.