Autumn salad with warm coarse mustard dressing

Ingredients

• 2 medium-sized sweet potatoes
• 1 parsnip
• 1 red onion
• about 100 grams bacon lardons
• mixed greens of your choice
• honey to taste
• 4 tablespoons course mustard
• about 50 ml white wine vinegar
• olive oil
• small handful of seeds - e.g. pumpkin seeds, sunflower seeds etc.
• pepper and salt to taste