Low Carb Beef Stir Fry with Bell Peppers and Onions

Enjoy a flavorful and guilt-free dinner with this Low Carb Beef Stir Fry with Bell Peppers and Onions—a quick and healthy recipe that's perfect for busy weeknights! Tender strips of beef sirloin are stir-fried to perfection alongside a vibrant medley of red, green, and yellow bell peppers, creating a dish packed with color, crunch, and nutrients. Infused with the bold flavors of garlic, ginger, and a savory soy-based sauce, this stir fry is elevated with a touch of sesame oil and a hint of chili spice for a perfect balance of umami and heat. Ready in under 35 minutes, this carb-conscious meal is as easy to make as it is satisfying. Garnished with fresh green onions and sesame seeds, it’s a wholesome, protein-packed option ideal for low-carb or keto diets. Serve it on its own or pair with cauliflower rice for a complete and hearty meal!

Nutriscore Rating: 73/100

Prep Time:20 mins

Cook Time:15 mins

Total Time:35 mins

Servings: 4

Ingredients

• 1 pound beef sirloin steak
• 1 medium red bell pepper
• 1 medium green bell pepper
• 1 medium yellow bell pepper
• 1 large onion
• 3 cloves garlic
• 1 tablespoon ginger
• 3 tablespoons soy sauce
• 2 tablespoons olive oil
• 1 teaspoon sesame oil
• 0.5 teaspoon red pepper flakes
• 0.5 teaspoon salt
• 0.5 teaspoon black pepper
• 2 stalks green onions
• 1 tablespoon sesame seeds

Directions

Step 1

Start by slicing the beef sirloin steak into thin strips, about 1/4 inch thick, against the grain.

Step 2

Cut the red, green, and yellow bell peppers into thin strips, discarding the seeds and stems.

Step 3

Peel and slice the onion into thin wedges.

Step 4

Mince the garlic cloves and finely grate the ginger.

Step 5

In a small bowl, combine the soy sauce, red pepper flakes, salt, and black pepper to create the stir fry sauce.

Step 6

Heat 1 tablespoon of olive oil in a large frying pan or wok over medium-high heat.

Step 7

Add the sliced beef and cook, stirring frequently, until browned and cooked through, approximately 5-7 minutes. Remove the beef from the pan and set aside.

Step 8

In the same pan, add the remaining tablespoon of olive oil.

Step 9

Add the minced garlic and ginger to the pan, stir for about 30 seconds until fragrant.

Step 10

Add the sliced onions, cooking for 2-3 minutes until they begin to soften.

Step 11

Add the bell peppers to the pan and stir-fry for 3-4 minutes until they are tender-crisp.

Step 12

Return the cooked beef to the pan along with the stir fry sauce.

Step 13

Drizzle with sesame oil and stir well to combine and heat through all ingredients.

Step 14

Taste and adjust seasoning if necessary, adding more soy sauce, salt, or pepper as desired.

Step 15

Transfer to a serving dish and garnish with sliced green onions and sesame seeds.

Step 16

Serve immediately and enjoy your low-carb beef stir fry!

Nutrition Facts

Serving size	(1271.0g)

Amount per serving	% Daily Value*
Calories	1633.8

Total Fat 97.5g	0%
Saturated Fat 27.5g	0%
Polyunsaturated Fat 10.8g
Cholesterol 317.5mg	0%
Sodium 3197.5mg	0%
Total Carbohydrate 58.2g	0%
Dietary Fiber 13.0g	0%
Total Sugars 19.2g
Protein 133.3g	0%

Vitamin D 0IU	0%
Calcium 227.2mg	0%
Iron 14.0mg	0%
Potassium 3094.8mg	0%

*The % Daily Value tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Source of Calories

Fat: 53.4%

Protein: 32.4%

Carbs: 14.2%