In small skillet, toast sesame seeds over low heat, stirring until lightly toasted. Be careful not to burn. (around 3 minutes)
Take toasted sesame seeds and transfer to blender/food processor let cool for a few minutes
Add lemon zest and juice, vinegar, garlic and honey puree until a chunky paste forms about one minute.
with machine still running, add olive oil and puree till smooth 1 to 2 minutes,
Scrape dressing into large bowl add salt and pepper to taste if you desire
Add thinly sliced Brussel sprouts, sliced apple, sliced mint, green onion (1/4 inch cut) toss all ingredients till mixed well and serve