Easy Arroz Mamposteao

Ingredients

• 15 ml (1 tablespoon)oil
• about 40 g (1/4 cup)ham steak
• 15 ml (1 tablespoon)sofrito
• 15 ml (1 tablespoon)tomato sauce
• about 320 g (2 cups)cooked white rice
• about 240 g (1 cup)stewed beans

Instructions

1. 1

   Sauté the ham

   Heat the oil in a large pan over high heat. Add the ham, sofrito and tomato sauce, then sauté for 5 minutes, stirring to prevent the mixture from burning.

2. 2

   Add rice and beans

   Reduce the heat to medium-high and stir in the rice and beans. Cook for 5 minutes, stirring a couple of times to stop the mixture catching on the pan, then serve.

What is arroz mamposteao?

Arroz mamposteao is a Puerto Rican dish that combines rice with beans, often using leftovers to make a filling pan meal. This version builds flavour with sofrito, tomato sauce and ham.

The quick method works because the rice and beans are already cooked: the pan time brings them together and warms them through rather than cooking them from scratch.

Nutrition and macros by portion

The nutrition label shows one serving as written: 122 calories, 3g protein, 15g carbs, 3g fat.

Most of the carbohydrates come from the rice and beans, while the oil and ham contribute much of the fat; the ham and beans also provide some protein. Pair a serving with vegetables or salad for a more varied plate.

The flavour base

Sofrito: this aromatic mixture gives the dish much of its savoury character. Stir it with the ham and tomato sauce so it flavours the oil before the rice goes in.

Ham: small pieces spread their salty, smoky flavour through the pan. Keep them moving as they sauté so they brown without scorching.

Use cooked ingredients

Rice: use cooked white rice, ideally cooled and separated into grains, so it mixes easily instead of clumping. Break up any compacted portions before adding them.

Beans: add stewed beans with enough of their sauce to bring flavour and moisture, but avoid tipping in excess liquid that could make the rice wet.

Watch the heat

Start hot: the initial high heat quickly sautés the ham and sofrito, so stir regularly during the full 5 minutes.

Then lower it: medium-high heat gives the rice and beans time to warm through during their 5-minute cook without leaving the mixture unattended.

Check the texture

The finished rice should be hot throughout, with the beans distributed through it and the grains still distinct. Stir gently rather than mashing the beans into the rice.

If the pan looks dry, keep the mixture moving and check that it is not catching; if it seems very wet, let it cook briefly without adding more bean liquid.

Serve it as a meal

Serve the mamposteao hot, straight from the pan. A crisp green salad or a simple portion of vegetables makes a fresh contrast to the savoury rice and beans.

Because the dish already combines rice and beans, it can also work as a side alongside grilled vegetables or another protein.

Recipe notes & tips

• Break up cold rice before it goes into the pan so it heats evenly.
• Keep the ham, sofrito and tomato sauce moving during their 5-minute sauté.
• Drain off excess bean liquid if the stewed beans are especially saucy.
• Stir gently once the rice and beans are combined to help keep the grains intact.
• Have the side dishes ready before the final 5-minute cook, as the dish is quick to finish.

Variations

• More sofrito: add extra if you want a stronger aromatic flavour.
• Vegetarian version: leave out the ham and use a little more oil for the sauté.
• Extra vegetables: fold in cooked vegetables with the rice and beans.
• Different beans: use another style of stewed beans, keeping their sauce in mind.
• Spicier pan: add chopped chilli with the sofrito for a hotter finish.

Common mistakes to avoid

• Leaving the base unattended: sofrito and tomato sauce can catch on high heat, so stir throughout the sauté.
• Adding uncooked rice: the method relies on cooked rice; cook it separately before starting.
• Using too much bean liquid: excess sauce can make the rice soggy, so add the beans with only enough liquid to coat.
• Stirring too forcefully: vigorous mixing can crush the beans; fold them through gently.
• Crowding a small pan: the ingredients may heat unevenly, so use a large pan as directed.

How to store

Refrigerate leftovers in a covered container within 2 hours and use within 3–4 days. Reheat until steaming hot in a pan or microwave, stirring partway through; add a small splash of water if the rice seems dry.

Frequently asked questions