Plant to Plate: Native Plant Foods from the Americas

“Plant to Plate: Native Plant Foods from the Americas” is a series that introduces you to different plants from the Americas through a brief history, tips for cooking, eating and growing, along with a recipe.

This Week’s Feature: Corn (Zea mays)

Recipe: Three Sisters Succotash

Come visit Sacred Earth at the Gardens to get a glimpse of these plants as they grow!

Sacred Earth, Denver Botanic Gardens; Zuni Waffle Garden

Zuni "waffle garden" demonstration at Sacred Earth. Photo by Kat Young

Horticulturists John Murgel and Angie Andrade have planted corn, beans, and squash utilizing the Three Sisters technique. John has demonstrated the Three Sisters through the Zuni “waffle garden” style (see picture above ), which is used to trap precipitation in the waffle wells. Waffle gardens are most useful in regions with very little water like the American Southwest. Angie, on the other hand, has developed her own style of gardening to feature the plants. She presents the Three Sisters in a circular pattern alongside other native plant species like sunflowers and amaranth; this demonstration may be seen in the beds by the large fountain and pool.

As a cook who loves to make stews with corn and beans, I found the Three Sisters Succotash to be a delight to prepare and eat. This dish is great because it makes for a well-rounded meal but is easy enough for those days when you feel like just throwing everything into a pot. It also is light enough to enjoy through the summer months and into the fall season.

A short history

Corn, or maize (Zea mays), is an ancient crop with extensive and far-reaching modern uses – not only as food, but as fuel, plastic, sweetener and animal feed. In recent news, corn has been noted for its high rate of genetic modification (at 85% of corn grown in US). However, this is not entirely a new development in corn’s long history, as it has been subjected to deliberate breeding and genetic selection for thousands of years.

Many agree that today’s corn is the descendant of a wild grass called teosinte. A head of teosinte produces only six to twelve small kernels, while domesticated corn yields hundreds of kernels. This large, calorie-rich form of maize is a result of careful breeding over long periods of time.

Native peoples in the Southwestern U.S. probably began cultivating corn between 1500 BC and 1000 BC. Breads, cakes, and dumplings made from ground corn played a very important role in the diets of Ancestral Puebloan people, and many traditional recipes continue today. For many of these recipes, the corn was soaked with lime or ash in water before grinding, a process that improves the grain’s vitamin content. Then, over a period of many hours, corn would be hand ground on specialized grinding stones, mixed with other ingredients, and then boiled, baked, or fried.

People eventually began growing corn in conjunction with beans and squash, a combination that became known as the “Three Sisters.” Within this system, beans were planted at the base of a cornstalk, which eventually vined up the stalk while continuing to add nitrogen to the soil. Large squash leaves, planted at the base of the corn, provide shade and protects precious moisture. When eaten together, the Three Sisters make up a wonderfully nutritious meal with complete proteins and many vitamins. Read below to find out how to make a deliciously simple Three Sisters dish.

Cooking and eating

Three Sisters Succotash is a simple and nutritious recipe that is easily open to substitutions (i.e., different types of corn, beans, squash and spices). I added sage to the recipe because I thought it fit in well with the regional foods and plants in the recipe. I also really like spices, so sage provides a light but satisfying compliment to the leeks, salt and pepper. Three of my roommates tried this dish and the resounding response was it “is not too heavy” and it “is great for a light meal or lunch.”

Three Sister Succotash; Corn, Beans, and Squash Dish

The Three Sisters Succotash cooks in a large stock pot. Photo by Meghan Fox.

The Three Sisters Succotash

Yield: Serves 8

Time: 45 minutes

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Ingredients:

1 can sweet corn

2 cups Anasazi beans soaked overnight and parboiled

1 acorn squash, diced

¼ cup butter

Salt and pepper to taste

1 ½ cup minced leeks

1 green pepper

1 red pepper

1 teaspoon of rubbed sage

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Directions: Place corn, beans, and squash in a large kettle and cover with water. Add the butter, salt, and pepper and bring to a boil on high heat. Reduce heat to medium-low and simmer for 10 minutes. Stir in the leeks, peppers, and sage and cook for 10 more minutes (maybe 20 minutes, depending) or until beans, corn and squash are tender. Remove the lid, and cook over high heat for 4 more minutes, until the liquid is reduced to a thick gravy consistency.

Three Sisters Succotash in Bowl; Corn, Beans and Squash in Bowl

Three Sisters Succotash. Photo by Meghan Fox.

[Note: This recipe is much different from the original recipe by Gary Nabhan (2008). A number of the ingredients like the Mandan Clay red corn kernels, Arikara Yellow beans, and Arikara Hubbard Squash are foods that I did not have access to, so I replaced them with canned corn, Anasazi beans, and acorn squash, respectively. If you do, in fact, have access to these rare, heirloom varieties, please give those a try instead.]

Sources:

Bonvillain, Nancy. The Zuni. Philadelphia: Chelsea House Pub, 2006

“Genetics of Maize Domestication.” Buckler Lab for Maize Genetics and Diversity. <http://www.maizegenetics.net/domestication-genetics>

“GMO Compass.” 29 March 2010. <http://www.gmo-compass.org/eng/agri_biotechnology/gmo_planting/341.genetically_modified_maize_global_area_under_cultivation.html>

Kantner, John. Ancient Puebloan Southwest. Cambridge: Cambridge University Press, 2004.

Nabhan, Gary Paul (Ed.). Renewing America’s Food Traditions: Saving and Savoring the Continent’s Most Endangered Foods. White River Junction: Chelsea Green Publishing Company, 2008.

Nenes, Michael F. American Regional Cuisine. Hoboken, N.J: J. Wiley, 2007