the best grain-free gluten-free sandwich bread

Ingredients For the best grain-free gluten-free sandwich bread

• 3/4 c

  coconut flour, sifted
• 1/4 c

  flax meal
• 2 Tbsp

  arrowroot
• 1/2 tsp

  baking soda
• 1 tsp

  gluten-free baking powder (clabber girl)
• 1/2 tsp

  salt
• 1 tsp

  onion powder
• 1/8 c

  sesame seeds (plus 1 tbsp)
• 7 sm

  eggs, beaten
• 1/2 c

  melted butter
• 2 Tbsp

  sour cream (or greek yogurt)