Slow Cooker Soup Helped Her Lose 30 Pounds and Four Sizes—Try the Recipe

One slow cooker, one soup, and 30 pounds lost: the protein boost behind it

If you’re trying to stay on track with weight loss while life feels hectic, a slow cooker can make it much easier to stick with a plan. Connecticut mother Stefanie Cole, 44, owner of Stefanie Cole Photography, used a protein-packed soup strategy to slim down and drop four sizes. She says the simplicity of it was a major reason it worked so well.

Researchers say soup can support weight loss for several reasons. Keep reading to see how the right bowl can help your waistline, and don’t miss the step-by-step recipe at the end.

Why soup can support weight loss

You may have heard of old soup diets, including the cabbage soup craze. But the newer approach is different, says Nisha Patel, MD, who directs an obesity program at Sutter Health California Pacific Medical Center. Instead of using soup to slash calories to an unsustainable level, the idea is to make meals higher in protein so healthy eating is easier to maintain.

Dr. Patel likes using her Instant Pot to make soup and says she often recommends fiber- and protein-rich soups to patients who want to reach and maintain a healthier weight.

Four ways soup can help with weight loss

A large bowl of broth-based soup can contain about 500 fewer calories than a typical homemade meal and about 1,000 fewer than takeout. Here’s why it can be so helpful:

Better appetite control

In a Penn State study, women ate either chicken soup or a chicken casserole made with the same ingredients, then went to a buffet. Those who ate soup consumed far fewer calories. Study author Barbara Rolls, PhD, says that water combined with food, as in soup, has a stronger impact on hunger-control mechanisms.

Easy way to add protein

Protein is simple to build into soup, and it is the most filling nutrient, according to Ted Naiman, MD, author of Satiety Per Calorie. That means a protein-rich soup can naturally reduce overall calorie intake. Protein also helps preserve muscle, which supports metabolism, and may even make exercise feel easier. Dr. Patel says a helpful target is around 30 grams of protein per meal.

A mental advantage

“Soup is comfort food,” Dr. Patel says. It feels satisfying rather than restrictive. A meal-sized bowl also looks larger than many other meals with the same calories, giving the brain the sense that there is plenty to eat. Rolls says that can make it easier to choose wisely with less effort.

Convenient meal prep

When people are exhausted or having a rough day, they often default to fast food simply because cooking feels like too much work. Having ready-made soups in the fridge or freezer can change that.

How to make soup work for you

Start with a soup you enjoy and add protein if needed to reach roughly 30 grams per bowl, such as the amount in half a cup of shredded chicken. Check recipe nutrition notes or use a tool like ChatGPT to help estimate. Freeze leftovers in single-serving containers so you always have an easy heat-and-eat meal available.

Soup can fit almost any eating plan. Just limit processed foods, which can cancel out soup’s appetite-helping benefits. If your weight is trending in the right direction, that’s a good sign. If not, a free app such as MyFitnessPal can help you understand portion sizes better. Dr. Patel also recommends staying active and adding strength training two to three times a week. Stefanie says that combination made a big difference for her.

How Stefanie used soup to lose four sizes

With a busy business and mom responsibilities, Stefanie gradually gained weight and often felt out of breath. She tried to improve her eating, but it didn’t help much, and she was too tired to do much else. After a minor surgery went badly, she could barely walk or breathe for weeks. She says that experience made her realize she needed a change.

She joined a group fitness class, where a trainer recommended aiming for more than 30 grams of protein at each meal. Looking for simple, healthy meals she could make ahead, she started searching for slow-cooker recipes that were both easy and protein-rich. That’s when soup became her go-to.

Soup fit her life because she could keep it warm in a thermos and eat it on the drive home from work. Once she gets hungry or tired, she says, her decision-making changes, so having a healthy option ready matters. Over time, family favorites like lasagna soup, enchilada soup and chicken corn chowder even replaced takeout after kids’ sports activities.

Batch cooking made the difference

Stefanie says she often makes soup in the Crock-Pot while preparing another casserole, which gives her food for the week with just a couple of cooking nights. She considers that one of the biggest reasons she was able to stick with her plan. After starting, she slept better, felt less anxious and noticed her clothes fitting better within a few months.

As time went on, the changes became obvious to everyone around her. Within a year, she lost 30 pounds and went from a size 14 to a size 6. She says she feels as though she has aged backward, and nearly everything in her life has improved.

Stefanie lost four sizes

Stefanie says soup feels comforting and nourishing, and she often prefers it to the less healthy foods she used to eat. She still enjoys burgers and pizza, but she now makes sure she has time to sit down and enjoy them. She also says soup helped curb the constant hunger she used to feel. Now, she needs far less food to feel satisfied, and she ended up losing four sizes without following an extreme diet.

High-protein slow cooker soup recipe

Try this easy, freezer-friendly version of Stefanie’s shortcut Italian wedding soup:

Ingredients:
1 Tbs. olive oil
1 large onion, chopped
3 carrots, diced
3 celery ribs, diced
1 to 2 Tbs. minced garlic
24 oz. frozen or leftover turkey meatballs, thawed
8 to 9 cups chicken bone broth
1 / 3 cup uncooked pasta, such as ditalini or orzo
4 cups packed baby spinach
1 / 2 cup shredded Parmesan

Directions:

• Warm the oil in a large nonstick skillet over medium heat. Add the onion, carrots and celery and cook, stirring, until softened, about 10 minutes. Add the garlic, then season with salt and pepper. Stir for 45 seconds.
• Transfer the mixture to a slow cooker, then add the meatballs and bone broth. Cover and cook on low for 4 hours.
• Turn the heat to high. Stir in the pasta and cook for 30 minutes. Add the spinach and adjust seasoning to taste.
• Serve hot with Parmesan on top.