What happens if you add tomato puree to a hollandaise sauce?

Adding tomato puree to hollandaise sauce can create a variation known as "tomato hollandaise" or "pink sauce." This combination alters the flavor profile, introducing a tangy sweetness from the tomatoes while maintaining the rich, buttery texture of the hollandaise. The puree also adds a vibrant color, making the sauce visually appealing. However, it's essential to balance the acidity of the tomato with the richness of the hollandaise to ensure a harmonious result.