Platinum tends to be worth more than gold by weight, but as prices  fluctuate, sometimes the gold price does go higher than the  platinum price.
Flax Seed Vegan Egg Substitute. Flax seeds are packed with omega-3 fatty acids and fiber. When ground and combined with water and a bit of baking powder, the fats and moisture in flax seeds can mimic that of an egg. Flax seed substitute creates a very healthful and slightly earthy/nutty tasting egg replacement.
You might be wondering how flour is a vegan substitute. Besides it being a substitution for gluten-free recipes, chickpea flour can be a vegan substitution for eggs. I use chickpea flour to make omelets, crepes, quiche, and batter for French toast and tofu cutlets. Chickpea flour can also be an egg replacement in baking.