Ellarinne smiles at him, pleased by both the question and how accommodating he's being.

"I so love at attentive student," she murmurs. "The scent and appearance will tell you whether your yeast has successfully proofed. See the bubbles?" The mixture in the bowl has turned off-white and creamy, with little clusters of bubbles not unlike the look of pancake batter. "They are produced by fermentation between the yeast and the sugar in the honey. If your yeast hasn't made any bubbles at all after ten minutes or so, it's most likely dead."