Boli ati Epa: Nigerian Fire-Roasted Plantain with Spiced Groundnuts

How to Make It

1. 1

   Select and Prepare Your Plantains

   Choose plantains that are yellow with only light black speckling — these are medium-ripe. Fully black plantains are too sweet and will raise blood sugar more sharply. Do not peel the plantains. Using a sharp knife, score a shallow slit along the length of each plantain skin — this allows heat to penetrate evenly and prevents bursting during roasting.

   Tip: The skin acts as a natural steaming jacket, locking in moisture and nutrients. Never peel before roasting.
2. 2

   Roast the Groundnuts

   Place the raw, unshelled groundnuts in a dry heavy-bottomed pan or cast iron skillet over medium heat. Toss continuously for 12–15 minutes until the shells are lightly browned and you hear a pleasant cracking sound. Remove from heat and allow to cool for 5 minutes. Shell the groundnuts, then toss in a bowl with the cayenne pepper, smoked paprika, and a pinch of sea salt (if using). Return to the dry pan for a final 2-minute toss over low heat to bloom the spices.

   Tip: Roasting groundnuts in their shells preserves their natural oils and prevents oxidation. The red skin beneath the shell contains resveratrol — a powerful antioxidant — so do not remove it.
3. 3

   Fire-Roast the Plantains (Charcoal Method — Preferred)

   Place scored plantains directly on a charcoal grill or open gas flame over medium-high heat. Roast for 8–10 minutes per side, turning with tongs every few minutes to ensure even charring. The skin should turn deep black-brown and the flesh inside will become tender and golden. The natural sugars will caramelise, creating that iconic smoky-sweet Boli aroma.

   Tip: For the most authentic flavour, use wood charcoal rather than gas. The smoke compounds impart a complexity that defines true Boli.
4. 4

   Indoor Grill Pan Alternative

   If an open flame or charcoal grill is not available, heat a ridged cast iron grill pan over high heat for 3 minutes until very hot. Brush very lightly with a small amount of groundnut oil. Place the scored, unpeeled plantains on the pan and press down gently. Cook for 10–12 minutes per side on medium-high heat with the lid partially on to trap steam. You will achieve a beautiful caramelised char, though the smoke flavour will be milder.

   Tip: Opening a kitchen window or turning on your extractor fan is advised — the caramelising natural sugars will produce some smoke.
5. 5

   Rest, Peel, and Plate

   Remove roasted plantains from heat and allow to rest for 2 minutes — this allows the steam inside the skin to settle and the flesh to firm up slightly for easier peeling. Peel back the blackened skin from the scored slit to reveal the golden, glistening plantain inside. Slice each plantain into 3–4 diagonal pieces or serve whole alongside a generous portion of the spiced roasted groundnuts (approximately 50g per person).

   Tip: Serve immediately while warm. Boli is always best eaten fresh off the flame.
6. 6

   Clinical Nutrition Serving Guidance

   Serve one medium plantain (approximately 200g unpeeled weight) with 50g of spiced roasted groundnuts per person. This pairing is intentional — the resistant starch in the plantain and the protein and healthy monounsaturated fats in the groundnuts work together to slow glucose absorption, making this a far more blood-sugar-friendly meal than plantain alone. For individuals managing diabetes or insulin resistance, limit to half a medium plantain and increase the groundnut portion slightly to shift the macronutrient ratio further toward fat and protein.

   Tip: For hypertension management, omit the sea salt entirely from the groundnuts. For weight management goals, stick strictly to the 50g groundnut portion as they are calorie-dense.