diff --git a/code/modules/food/food/snacks.dm b/code/modules/food/food/snacks.dm
index 2f1042b60203..f94476c54641 100644
--- a/code/modules/food/food/snacks.dm
+++ b/code/modules/food/food/snacks.dm
@@ -16,6 +16,7 @@
 	var/nutriment_amt = 0
 	var/list/nutriment_desc = list("food" = 1)
 	var/datum/reagent/nutriment/coating/coating = null
+	var/sealed = FALSE
 	var/custom_open_sound
 	var/open_message = "You peel open the can! It looks ready to eat!"
 	var/opened_icon = 0
@@ -51,7 +52,7 @@
 	. = ..()
 	if(.)
 		return
-	if(!is_open_container())
+	if(sealed)
 		open(user)
 
 /obj/item/reagent_containers/food/snacks/proc/open(mob/user)
@@ -65,7 +66,7 @@
 		update_icon()
 
 	to_chat(user, "<span class='notice'>[open_message]</span>")
-	atom_flags |= OPENCONTAINER
+	sealed = FALSE
 
 /obj/item/reagent_containers/food/snacks/attack_mob(mob/target, mob/user, clickchain_flags, list/params, mult, target_zone, intent)
 	if(user.a_intent == INTENT_HARM)
@@ -81,7 +82,7 @@
 		qdel(src)
 		return 0
 
-	if(!is_open_container())
+	if(sealed)
 		to_chat(user, "<span class='notice'>You need to open [src]!</span>")
 		return 0
 
@@ -3646,7 +3647,7 @@ END CITADEL CHANGE */
 	trash = /obj/item/trash/liquidfood
 	filling_color = "#A8A8A8"
 	survivalfood = TRUE
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	center_of_mass = list("x"=16, "y"=15)
 	nutriment_amt = 30
 	bitesize = 4
@@ -3752,7 +3753,7 @@ END CITADEL CHANGE */
 	icon_state = "beans"
 	nutriment_amt = 4
 	nutriment_desc = list("beans" = 4)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/beans/Initialize(mapload)
@@ -6596,7 +6597,7 @@ END CITADEL CHANGE */
 	filling_color = "#015f01"
 	nutriment_amt = 5
 	nutriment_desc = list("mossy fungus" = 5)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/cavemoss_can/Initialize(mapload)
@@ -6611,7 +6612,7 @@ END CITADEL CHANGE */
 	filling_color = "#64482d"
 	nutriment_amt = 5
 	nutriment_desc = list("mushroom" = 1, "carrot" = 1, "bugflesh" = 3)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/diggerstew_can/Initialize(mapload)
@@ -6626,7 +6627,7 @@ END CITADEL CHANGE */
 	filling_color = "#759c75"
 	nutriment_amt = 5
 	nutriment_desc = list("mushroom" = 2, "bugflesh" = 3)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/canned_beetles/Initialize(mapload)
@@ -6641,7 +6642,7 @@ END CITADEL CHANGE */
 	filling_color = "#7a3f07"
 	nutriment_amt = 5
 	nutriment_desc = list(MAT_IRON = 3, "water" = 2)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/rust_can/Initialize(mapload)
@@ -6657,7 +6658,7 @@ END CITADEL CHANGE */
 	filling_color = "#331f0c"
 	nutriment_amt = 5
 	nutriment_desc = list("bugflesh" = 3, "soil" = 1, "dirt" = 1)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 
 /obj/item/reagent_containers/food/snacks/wrapped/alraune_bar/Initialize(mapload)
 	. = ..()
@@ -6741,7 +6742,7 @@ END CITADEL CHANGE */
 	filling_color = "#FC6F28"
 	nutriment_amt = 4
 	nutriment_desc = list("beans" = 4)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/baschbeans/Initialize(mapload)
@@ -6756,7 +6757,7 @@ END CITADEL CHANGE */
 	filling_color = "#FFFAD4"
 	nutriment_amt = 5
 	nutriment_desc = list("corn" = 5)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/creamcorn/Initialize(mapload)
@@ -6770,7 +6771,7 @@ END CITADEL CHANGE */
 	trash = /obj/item/trash/brainsnaxtrash
 	nutriment_amt = 5
 	nutriment_desc = list("protein" = 3, "iron" = 2)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	opened_icon = 1
 
 /obj/item/reagent_containers/food/snacks/brainsnax/Initialize(mapload)
@@ -6792,7 +6793,7 @@ END CITADEL CHANGE */
 	filling_color = "#7D5F46"
 	nutriment_amt = 3
 	nutriment_desc = list("candy" = 1)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	custom_open_sound = 'sound/effects/pageturn2.ogg'
 	open_message = "You peel back the wrapping!"
 
@@ -6910,7 +6911,7 @@ END CITADEL CHANGE */
 	filling_color = "#E8C31E"
 	nutriment_amt = 5
 	nutriment_desc = list("salt" = 1, "chips" = 2)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	custom_open_sound = 'sound/bureaucracy/papercrumple.ogg'
 	open_message = "You pull the package open!"
 
@@ -6970,7 +6971,7 @@ END CITADEL CHANGE */
 	filling_color = "#343834"
 	nutriment_amt = 12
 	nutriment_desc = list("dried raisins" = 6)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	custom_open_sound = 'sound/misc/boxopen.ogg'
 	open_message = "You pop open the box!"
 
@@ -7002,7 +7003,7 @@ END CITADEL CHANGE */
 	center_of_mass = list("x"=17, "y"=16)
 	nutriment_amt = 6
 	nutriment_desc = list("bread" = 2, "sweetness" = 3)
-	atom_flags = NONE //starts closed
+	sealed = TRUE
 	custom_open_sound = 'sound/weapons/grenade_launcher.ogg'
 	open_message = "You pop open the tube!"