Rainbow Bagels - Pankobunny

Ingredients

• 2 ¼ tsp active dry yeast
• 2 ¼ cups warm water
• 2 tbsp sugar
• 3 tbsp vegetable shortening
• 1 tbsp salt
• 6 cups bread flour
• 2 tbsp melted butter
• ½-1 tsp each of pink , orange, yellow, green, blue and purple gel food colouring
• 1/4 cup water
• 1 tsp baking soda
• cooking spray
• sesame seeds
• 2 large egg whites
• 1 tsp cold water