The Healthiest Ways to Cook Sweet Potatoes

Marta Napoleoni

by
MPharm, AfN Nutritionist

Sweet potatoes are delicious, incredibly versatile, and packed with nutrients.

Whether you want to lose weight, manage blood sugar levels, or just enjoy a healthy meal, these root veggies can be your best friend in the kitchen.

But how you prepare them matters: different cooking methods can influence their caloric content, glycemic index, and nutrient retention.

Let's dive into the healthiest ways to cook sweet potatoes!

Why Sweet Potatoes Are Incredibly Healthy

Complex Carbs For Energy

Sweet potatoes are rich in starches, complex carbohydrates that make a fantastic energy source.

Complex carbs take longer to be digested, thus providing steady energy without the rapid sugar spikes caused by simple carbs.

Fibres for Weight Loss

Sweet potatoes are high in fibre, which helps you feel full longer and curbs sugar cravings, aiding in weight loss.

Their high fibre content also helps keep your gut healthy and thriving, supporting your digestive system, strengthening your immune system and regulating metabolism.

Nutrients For Wellness

Sweet potatoes are also packed with vitamins A, C, and B6, precious antioxidants, and minerals like potassium and manganese, making them a nutrient-dense food that supports overall well-being.

And in case you didn't know, just half a medium-sized sweet potato counts towards your five-a-day for fruit and vegetables!

Cooking Sweet Potatoes the Healthy Way

Sweet potatoes can be a helpful ally in your diet, but how you cook and eat them can make a difference.

Some cooking methods can enhance their weight-loss properties and health benefits while maximizing their nutritional value.

Here are the 3 best ways to cook sweet potatoes to make the most of these wondrous tubers.

1. Boiling: The Blood Sugar-Friendly Method

Boiling is one of the healthiest ways to cook sweet potatoes.

Unlike baking or frying, boiling significantly reduces their glycemic index (GI), nearly halving it.

A lower GI means your blood sugar levels rise more gradually after eating, which helps prevent sugar spikes and fat deposits linked to sugar surges.

Pro Tip: Use the cooking water for a soup to recoup vitamins, minerals, and fibres that leak into the boiling water. Alternatively, boil the potatoes whole in their skins, which lock in the nutrients.

Recipe Idea #1 Hearty Sweet Potato Curry

Prawn Sweet Potato Curry Recipe

Stew sweet potatoes in a curry with lentils or seafood, tomatoes and warming spices for a diet-friendly, flavour-packed meal.

Try this Lentil and Sweet Potato Vindaloo for a hearty, filling, and perfect for chilly evenings or this Prawn Sweet Potato Curry for a taste of the tropics!

2. Cooking & Cooling: Unlock Resistant Starch

Boil sweet potatoes and let them cool completely before eating: the cooling process forms resistant starch, a unique type of carb that resists digestion.

Resistant starch acts like fibre, which feeds friendly gut bacteria and boosts gut health.

Resistant starch also helps lower blood sugar levels, regulate metabolism, and reduce hunger, thus aiding in weight loss.

Pro Tip: To eat cooked and cooled sweet potatoes warm, reheat them briefly and gently to minimize loss of resistant starch.

Recipe Idea #2 Sweet Potato Oatmeal Cookies

{Vegan, Gluten-Free} Sweet Potato Breakfast Cookies

Swap sugar and butter with creamy sweet potato puree for healthier bakes high in fibre and resistant starch.

Try it in this indulgent yet healthy Sweet Potato Chocolate Pie or these Sweet Potato Breakfast Cookies with oats and cinnamon.

Sweet potato mash is also a brilliant fibre boost in savoury nibbles like these Baked Lentil Sweet Potato Croquettes and Black Bean Sweet Potato Falafels.

3. Roasting with Skin-On: Fiber Boost with a Twist

Baked sweet potatoes are delicious, but the long cooking time causes the starches to break down into simpler sugars, causing sugar spikes.

Keeping the fibre-rich peel on sweet potatoes when baking is a healthy way to increase their fibre content, which offsets sugar surges.

Pro tip: Add a splash of vinegar to roasted sweet potatoes. The acidity helps slow down the digestion of carbohydrates, keeping blood sugars in check.

Recipe Idea #3 Roasted Sweet Potato Quinoa Bowl

Sweet Potato Buddha Bowl with Tahini Pesto

Toss diced skin-on sweet potatoes in a little oil and roast until tender and caramelized.

Then, use them for this vibrant Sweet Potato Quinoa Bowl with leafy greens, chickpeas, and a lemon-tahini dressing for a balanced, weight-loss-friendly meal.

This healthy Sweet Potato Katsu is another oven-baked sweet potato recipe idea to try!

Wrapping It Up

Sweet potatoes are a nutrient-dense and versatile addition to any diet.

By choosing the best cooking methods, such as boiling and cooling or roasting skin-on, you can enjoy their natural sweetness while maximizing their health benefits.

Whether stewed, mashed, or baked, sweet potatoes can easily fit into your weight loss and wellness goals.

Time to get cooking and make sweet potatoes your new kitchen staple!

References

Marta Napoleoni

Article by

Marta Napoleoni

Recipe Developer in Chief. Loves all things nutrition, painting, and gardening.