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Mexican Coffee Bun
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4.54 from 111 votes

Mexican Coffee Bun (Rotiboy)

Mexican coffee bun/rotiboy is a sweet bun with coffee topping and butter filling. It's popular in Malaysia and Asia. Easy Mexican coffee bun recipe.
Prep Time10 minutes
Cook Time1 hour 3 minutes
Total Time1 hour 13 minutes
Course: Baking Recipes
Cuisine: Bread
Keyword: Mexican Coffee Bun
Servings: 4 people
Calories: 580kcal
Author: Bee Yinn Low

Ingredients

For the Bun:

  • 17 oz (480g) Bread Flour
  • 3 oz (90g) Castor Sugar
  • 9 g (⅓ oz) Salt
  • 1 oz (25g) Milk Powder, optional
  • 0.5 oz (15g) Dry Yeast
  • 2 oz (60g) Butter
  • 280 ml Water
  • 1 large Egg

Topping:

  • 7 oz (200g) Butter
  • 5 oz (140g) Powdered Sugar, Sieved
  • 3 Large Eggs Lightly beaten
  • 7 oz (200g) Cake Flour
  • 1 tablespoon Instant Coffee + 2 tbsp Hot Water or 3 tbsp Espresso
  • 1 tablespoon Coffee Liquor or 1 tbsp Coffee Essence optional

Filling:

  • 3.5 oz (100g) Butter

Instructions

For the Bun:

  • Add all the dry ingredients. Mix it thoroughly.
  • Gradually add in water and egg mixture and knead on medium speed for about 10 minutes. (Use the DOUGH HOOK)
  • Slowly add in butter and continue kneading till you get a shining and elastic dough. (Note: Dough should be able to stretch without breaking)
  • Cover dough with a cloth. Leave to proof for about 40 minutes or till dough has doubled in size.
  • When dough is proofing, prepare topping.

Topping:

  • Beat butter and sugar till pale in color.
  • Gradually add in egg.
  • Fold in flour on low speed.
  • Add in coffee mixture and liquor. Mix till combined. Set aside.

To Make Bun:

  • Remove the dough and on a lightly floured surface, punch dough down to release the air.
  • Divide dough in 25 g (1 oz.) each. Roll it out in to a small circle and insert 1 tsp butter into each bun. Wrap it up.
  • Leave the ready bun to proof for about 45 minutes or double in size.
  • Put the cream topping into a pipping bag and pump out the cream in circles around the bun.
  • Bake at 215°C (419°F) for 18 minutes.

Notes

Use the Conversion tool to convert the measurement.

Nutrition

Serving: 4people | Calories: 580kcal | Carbohydrates: 188g | Protein: 28g | Fat: 81g | Saturated Fat: 49g | Cholesterol: 321mg | Sodium: 1589mg | Fiber: 5g | Sugar: 59g