Whisk together the baking soda, cornstarch and epsom salts.

Add the oil, essential oil,witch hazel and food coloring. Mix, then add the citric acid and mix thoroughly.

Scoop into molds and press firmly to ensure a firm pack and well detailed bunny face and ears.

Tap mold on counter to drop the bath bomb out.

Allow to dry for a few hours before putting in airtight packaging.