Skip to main content

How Long to Soak Black-Eyed Peas (Lobia / Rongi)

By the CookTimeGuide Editorial TeamKitchen-tested Jan 2026

Recommended Soaking Time

6 hours

Range: 4-8 hours

Water Ratio

1 part black-eyed peas to 3 parts water

Overnight OK?

Yes, safe overnight

Method

Rinse the peas and cover with water. They need less soaking time than most beans. Some varieties can even be cooked without soaking.

Signs of Ready

Peas swell slightly, the skin wrinkles, and they are easy to bite through.

Tips

  • Black-eyed peas soak faster than most legumes and can often be cooked with a shorter soak.
  • Can be cooked without soaking in a pressure cooker if pressed for time.
  • Pair with rice for a complete protein in vegetarian meals.

Cooking After Soaking

MethodCooking Time
pressure cooker10-15 minutes (2-3 whistles)
stovetop30-45 minutes on medium heat
instant pot10-12 minutes on high pressure with natural release

Frequently Asked Questions

How long should I soak Black-Eyed Peas (Lobia / Rongi)?

6 hours is the sweet spot for black-eyed peas (lobia / rongi) (range: 4-8 hours). Under-soaking leads to uneven cooking, and you will know it is ready when peas swell slightly, the skin wrinkles, and they are easy to bite through.

Can I soak Black-Eyed Peas (Lobia / Rongi) overnight?

Yes. Overnight soaking (8-12 hours) works well for black-eyed peas (lobia / rongi) and is the most practical approach if you plan to cook them the next day. After soaking, black-eyed peas (lobia / rongi) cooks in 10-15 minutes (2-3 whistles) via pressure cooker.

What is the water ratio for soaking Black-Eyed Peas (Lobia / Rongi)?

Use 1 part black-eyed peas to 3 parts water (water to black-eyed peas (lobia / rongi)). Black-Eyed Peas (Lobia / Rongi) expands during soaking, so start with a bowl at least twice the volume of the dry product to avoid overflow.

How do I know when Black-Eyed Peas (Lobia / Rongi) is done soaking?

Peas swell slightly, the skin wrinkles, and they are easy to bite through. If you are unsure, cut one in half - the inside should be uniform in color with no dry, opaque core.

Can I use hot water to soak Black-Eyed Peas (Lobia / Rongi)?

Cold or room-temperature water only for black-eyed peas (lobia / rongi). Hot water partially cooks the outside while the inside stays dry, resulting in a mushy exterior and hard center.