Onion Buns

Prep: 90 min Cuisine: American

Soft, flavorful onion buns with a tender crumb and a savory onion undertone. Perfect for sandwiches or as a side, these buns combine the sweetness of cooked onions with the richness of butter, making them a delightful addition to any meal or gathering.

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Ingredients

  • 1 package hot roll mix
  • 4 teaspoons instant minced onion
  • 2 tablespoons butter or margarine
  • 1 cup chopped onion
  • 1 tablespoon milk
  • 1 egg yolk, beaten

Instructions

  1. Prepare dough for hot roll mix as label directs, but add instant minced onion with flour; let rise.
  2. In a small saucepan, heat hot butter or margarine; cook chopped onion until tender.
  3. Stir in milk, beaten egg yolk, and salt.
  4. Cover and refrigerate.

Tips & Substitutions

For best results, use a high-quality hot roll mix to ensure fluffy buns. If you don't have instant minced onion, finely chop fresh onions and sauté them briefly before mixing into the dough. If you prefer a vegan option, substitute butter with a plant-based alternative and use a flax egg instead of the egg yolk. This recipe is versatile and can be adapted to your taste.

Serving Suggestions

These onion buns make an excellent accompaniment to soups and stews, enhancing meals like Southern Cornbread or Scalloped Green Beans. Serve them warm with butter or as a base for sliders. They also pair beautifully with a fresh salad or as part of a picnic spread, complementing dishes like the Pineapple Yogurt Nut Loaf.

Storage & Reheating

Store leftover onion buns in an airtight container at room temperature for up to two days. For longer storage, freeze them in a freezer-safe bag for up to three months. To reheat, thaw at room temperature and warm in the oven at 350°F for about 10 minutes or until heated through for a fresh taste.

Nutrition & Diet Analysis (per serving)

Each serving of Onion Buns contains roughly 372 calories, with 8g protein, 46g carbohydrates, and 17g fat. It is an excellent source of iron (24% of the Daily Value) and calcium (21% of the Daily Value), and a good source of protein and vitamin A. Note that it is relatively high in sodium, at 2121mg per serving (92% of the Daily Value).

372 kcal 19% DV
Protein Fat Carbs

Macronutrients

Protein 7.9g 16% DV
Total Fat 17.2g 22% DV
Carbs 46.4g 17% DV
Fiber 0.4g 1% DV
Sugar 28g 56% DV

Electrolytes

Sodium 2120.7mg 92% DV
Potassium 219.3mg 5% DV
Cholesterol 138.9mg 46% DV

Vitamins & Minerals

Vitamin A 137mcg 15% DV
Vitamin C 9.4mg 10% DV
Vitamin D 1.7mcg 9% DV
Calcium 272.6mg 21% DV
Iron 4.3mg 24% DV
Diet fit Under 400 cal
Contains Milk Egg

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I use fresh onions instead of instant minced onion?

Yes, you can use fresh onions. Finely chop them and sauté in butter until tender before adding them to the dough. This will give your buns a delicious fresh flavor. Just be mindful of the moisture content, as fresh onions may add more liquid to the dough.

How can I make these onion buns gluten-free?

To make gluten-free onion buns, substitute the hot roll mix with a gluten-free flour blend. Ensure that the mix includes xanthan gum, or add it separately to mimic the elasticity of gluten. Keep an eye on the dough's consistency, as gluten-free flours can behave differently than traditional flours.

What can I add to the filling for extra flavor?

You can customize the filling by adding cooked bacon, cheese, or herbs like thyme or rosemary for additional flavor. Experiment with different cheeses such as cheddar or feta for a unique twist. This versatility allows you to cater to various taste preferences while enjoying the base recipe.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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