1. Preheat oven to 400°F
2. In a large bowl, combine all ingredients and mix until a paste is formed
3. Spread evenly in a large pastry dish lined with parchment paper
4. Sprinkle with whole flax seeds, ground pepper and sesame seeds
5. Bake in oven for 20 to 30 minutes until edges are golden brown, but not burnt.
6. Remove from oven and immediately cut into squares.
7. Serve