"bitter huh? now that you mention it, it did tastes quite bitter." her eyes glance down at the mug, like it would be able to tell what she had done wrong. "maybe i used the wrong beans. i mean do beans have bitterness levels?"
"The darker the roast, the more bitter it tends to be." Ella replied as that was what she'd always heard at least. "So that is probably what happened here." She explained as she hoped that Carla could learn from here.



















