even more

code/modules/reagents/chemistry/reagents/food_reagents.dm

@@ -191,6 +191,13 @@
 	color = "#731008" // rgb: 115, 16, 8
 	taste_description = "ketchup"
 
+/datum/reagent/consumable/mustard
+	name = "Mustard"
+	id = "mustard"
+	description = "Mustard, mostly used on hotdogs, corndogs and burgards."
+	nutriment_factor = 5 * REAGENTS_METABOLISM
+	color = "#DDED26" // rgb: 221, 237, 38
+	taste_description = "mustard"
 
 /datum/reagent/consumable/capsaicin
 	name = "Capsaicin Oil"

code/modules/reagents/chemistry/reagents/other_reagents.dm

@@ -2031,3 +2031,12 @@
 /datum/reagent/changeling_string/Destroy()
 	qdel(original_dna)
 	return ..()
+
+/datum/reagent/mustardgrind
+	name = "Mustardgrind"
+	id = "mustardgrind"
+	description = "A powerd that is mixed with water and enzymes to make mustard."
+	color = "#BCC740" //RGB: 188, 199, 64
+	taste_description = "plant dust"
+
+

code/modules/reagents/chemistry/recipes/others.dm

@@ -82,6 +82,12 @@
 	required_temp = 374
 	mob_react = FALSE
 
+/datum/chemical_reaction/mustard
+	name = "Mustard"
+	id = "mustard"
+	results = list("mustard" = 5)
+	required_reagents = list("mustardgrind" = 1, "water"  = 10, "enzyme"= 1)
+
 /datum/chemical_reaction/soapification/on_reaction(datum/reagents/holder, created_volume)
 	var/location = get_turf(holder.my_atom)
 	for(var/i = 1, i <= created_volume, i++)