Rice Water Ratio Calculator (Perfect Every Time)

RiceRuler | Perfect Water-to-Rice Ratio Calculator

🍚 RiceRuler

Water-to-rice ratio by rice type (jasmine / basmati / brown / sushi)

"Different rice, different water. Stop making mush or crunchy garbage."
Measurement mode:

1 serving ≈ ¾ cup (180ml) uncooked rice

Cooking method:
Altitude adjustment:
Rice soaking (basmati/brown only):

Recommended Water : Rice Ratio

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⚡ RiceRuler — perfect ratios for fluffy jasmine, aromatic basmati, nutty brown, and sticky sushi rice. Works on mobile, tablet & desktop. No white-on-white issues. Free forever.

🍚 Water ratios based on absorption method. Rinse rice when needed. Compatible with all browsers (Edge, Chrome, Firefox, Safari).

© RiceRuler — stop making mush or crunchy garbage.

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How to Use RiceRuler

And why the math behind it guarantees perfect rice every time

Cooking perfect rice seems simple, yet countless dinners end with mushy jasmine or crunchy basmati. The RiceRuler removes the guesswork by giving you the exact water-to-rice ratio based on the type of rice you're cooking—because different rice grains absorb water very differently.

How to Use It in 3 Steps

  1. Select your rice type – Jasmine, basmati, brown, or sushi.
  2. Choose your preferred measurement mode – Volume (cups) for simplicity, or Weight (grams) for precision.
  3. Adjust for your cooking method – Toggle between stovetop and pressure cooker, add high-altitude adjustment (+10% water), or indicate if you've soaked basmati or brown rice (-10% water).

Instant result: The calculator outputs the exact water : rice ratio and the precise water volume needed for your servings.

Why the Math Matters

Most cookbooks use a generic “2 cups water per 1 cup rice.” That works for some brown rice but turns delicate jasmine into porridge. Here's the actual science:

  • Jasmine rice (1.25 : 1) – Less starch, less water needed. Too much water destroys its fluffy, separate texture.
  • Brown rice (2 : 1) – The bran layer requires extra water and longer steaming to soften.
  • Pressure cooker mode – Reduces water by about 15–18% because no steam escapes.
  • High altitude – Water boils at a lower temperature, so you add 10% more water to ensure full absorption.

Real Example

For 4 servings of basmati on a stovetop at normal altitude (not soaked):

4 servings × 0.75 cups rice each = 3 cups dry rice
3 cups × 1.5 ratio = 4.5 cups water

→ RiceRuler instantly gives you this calculation, no mental math required.

Frequently Asked Questions

Does rinsing rice change the ratio?

Rinsing removes surface starch but does not significantly change water absorption. Always rinse sushi and basmati. The calculator already assumes standard rinsing unless you toggle the “soaked” option.

Why no cooking time?

Times vary based on pot, lid fit, and heat source. Follow the ratio first, then cook until all water is absorbed (typically 15–45 minutes depending on rice type).

Can I use this for bulk meal prep?

Absolutely. The servings input works up to 30 servings (or 3000g in weight mode). Scale confidently for weekly meal prep or family gatherings.

Does the calculator work for any rice cooker?

Yes — stovetop ratios work well in most rice cookers. For dedicated pressure rice cookers, toggle “Pressure cooker” mode for best results.

Pro Tip

For extra-fluffy basmati, soak for 20 minutes before cooking and toggle the “Soaked” option. RiceRuler automatically reduces water by 10% for perfect, separate grains.

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