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Best Vegan Roast Potatoes

Polenta Thyme Encrusted Roasties

A recipe for easy roast potatoes with an air fryer option too
5 from 44 votes
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Course: Side Dish
Cuisine: British
Diet: Vegan
Keyword: Vegan Sides
Prep Time: 5 minutes
Cook Time: 1 hour
Total Time: 1 hour 5 minutes
Servings: 6 people
Calories: 255kcal
Author: Freya


  • Roasting Pan


  • 6 Potatoes medium, waxy
  • ½ cup Cornmeal coarse
  • ½ teaspoon salt
  • ¼ teaspoon white pepper
  • Leaves thyme sprigs
  • 2 tablespoon vegetable oil
  • spray olive oil


  • Pre-heat oven to 220ºC.
  • Peel and quarter potatoes.
  • Add potatoes to salted cold water in a large pan. Bring pan to a rolling boil.
  • Cook for 5 minutes, remove from heat and drain thoroughly.
  • Return drained potatoes to the empty pan. Shake vigorously.
  • Mix cornmeal, salt, pepper, and thyme in a large mixing bowl.
  • Add oil to a roasting pan and bring up to temperature in pre-heated oven.
  • Toss potatoes in coating mixture then add to the hot roasting pan.
  • Mist lightly with spray oil.
  • Note: if using air fryer, set to Roast function for half an hour. Halfway through roasting, turn the potatoes gently. After half an hour, check to see if they need a little longer and cook for 5 minute increments if needed until done.
  • Oven cook: roast for 20 minutes, turn potatoes in roasting dish. Add some red onion at this point if desired. Cook for an additional 15 minutes.
  • Serve while hot and crispy.
Tried this recipe? Mention @sweeterthanoats or tag #sweeterthanoats!


Calories: 255kcal | Carbohydrates: 47g | Protein: 6g | Fat: 6g | Saturated Fat: 1g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 1g | Trans Fat: 1g | Sodium: 207mg | Potassium: 939mg | Fiber: 6g | Sugar: 2g | Vitamin A: 4IU | Vitamin C: 42mg | Calcium: 27mg | Iron: 2mg