Tortilla de Patatas

Ingredients

• 1 medium onion
• 3 tbsp olive oil
• 1 tsp kosher salt
• 5 medium russet potatoes (4 to 4 1/2 cups once cooked)
• 2 tbsp olive oil
• 1 1/2 tsp kosher salt
• 1/8 tsp white pepper
• 5 large eggs
• 1 tsp olive oil
• 2 garlic cloves
• 1/2 cup meyer lemon juice
• 1 tsp sugar, or honey (2 tsp if using regular lemons)
• 1/2 tsp grey or kosher salt
• 1/4 tsp freshly ground black pepper
• 1/2 cup olive oil