diff --git a/homeassistant/components/ourgroceries/coordinator.py b/homeassistant/components/ourgroceries/coordinator.py
index a4b594c7e86..636ebcc300a 100644
--- a/homeassistant/components/ourgroceries/coordinator.py
+++ b/homeassistant/components/ourgroceries/coordinator.py
@@ -1,6 +1,7 @@
 """The OurGroceries coordinator."""
 from __future__ import annotations
 
+import asyncio
 from datetime import timedelta
 import logging
 
@@ -25,6 +26,7 @@ class OurGroceriesDataUpdateCoordinator(DataUpdateCoordinator[dict[str, dict]]):
         """Initialize global OurGroceries data updater."""
         self.og = og
         self.lists = lists
+        self._ids = [sl["id"] for sl in lists]
         interval = timedelta(seconds=SCAN_INTERVAL)
         super().__init__(
             hass,
@@ -35,7 +37,11 @@ class OurGroceriesDataUpdateCoordinator(DataUpdateCoordinator[dict[str, dict]]):
 
     async def _async_update_data(self) -> dict[str, dict]:
         """Fetch data from OurGroceries."""
-        return {
-            sl["id"]: (await self.og.get_list_items(list_id=sl["id"]))
-            for sl in self.lists
-        }
+        return dict(
+            zip(
+                self._ids,
+                await asyncio.gather(
+                    *[self.og.get_list_items(list_id=id) for id in self._ids]
+                ),
+            )
+        )
diff --git a/homeassistant/components/ourgroceries/strings.json b/homeassistant/components/ourgroceries/strings.json
index 96dc8b371d1..78a46954183 100644
--- a/homeassistant/components/ourgroceries/strings.json
+++ b/homeassistant/components/ourgroceries/strings.json
@@ -12,9 +12,6 @@
       "cannot_connect": "[%key:common::config_flow::error::cannot_connect%]",
       "invalid_auth": "[%key:common::config_flow::error::invalid_auth%]",
       "unknown": "[%key:common::config_flow::error::unknown%]"
-    },
-    "abort": {
-      "already_configured": "[%key:common::config_flow::abort::already_configured_device%]"
     }
   }
 }
diff --git a/homeassistant/components/ourgroceries/todo.py b/homeassistant/components/ourgroceries/todo.py
index 98029b09ba8..8115066d0fb 100644
--- a/homeassistant/components/ourgroceries/todo.py
+++ b/homeassistant/components/ourgroceries/todo.py
@@ -1,6 +1,7 @@
 """A todo platform for OurGroceries."""
 
 import asyncio
+from typing import Any
 
 from homeassistant.components.todo import (
     TodoItem,
@@ -28,6 +29,12 @@ async def async_setup_entry(
     )
 
 
+def _completion_status(item: dict[str, Any]) -> TodoItemStatus:
+    if item.get("crossedOffAt", False):
+        return TodoItemStatus.COMPLETED
+    return TodoItemStatus.NEEDS_ACTION
+
+
 class OurGroceriesTodoListEntity(
     CoordinatorEntity[OurGroceriesDataUpdateCoordinator], TodoListEntity
 ):
@@ -58,12 +65,6 @@ class OurGroceriesTodoListEntity(
         if self.coordinator.data is None:
             self._attr_todo_items = None
         else:
-
-            def _completion_status(item):
-                if item.get("crossedOffAt", False):
-                    return TodoItemStatus.COMPLETED
-                return TodoItemStatus.NEEDS_ACTION
-
             self._attr_todo_items = [
                 TodoItem(
                     summary=item["name"],