Pat the chickpeas completely dry with a paper towel. Place them on a baking sheet and toss with the olive oil, cinnamon, salt and cayenne. Roast for 25 to 30 minutes, tossing once or twice during cook time.
To assemble the salad, season the greens with a pinch of salt and pepper. Toss in the berries and the avocado. Drizzle on the dressing and toss the salad a few times. Top with the crunchy chickpeas and sunflower seeds. Serve!
Whisk together the vinegar, honey, mustard, shallot, garlic, salt and pepper. Whisk in the olive oil until emulsified. This keeps great in the fridge for a few days!