Citrus, Fennel & Avocado Salad - A better choice!

Ingredients

• 2 fennel bulbs, one thinly sliced and one sliced into wedges (to roast)
• 5 radicchio leaves, torn
• 1 small orange, segmented
• 1 pink grapefruit, segmented
• 1 avocado, sliced
• 2 tbsp pine nuts
• ¼ cup parmesan, shaved
• ¼ cup fresh mint leaves
• Salt & pepper, to taste
• ¼ cup olive oil
• 2 tbsp lemon juice
• 1 garlic clove, minced
• ½ tsp Dijon mustard