diff --git a/meltingpot/configs/substrates/commons_harvest__farmer.py b/meltingpot/configs/substrates/commons_harvest__farmer.py
index 4f6f5fc..deee0b9 100644
--- a/meltingpot/configs/substrates/commons_harvest__farmer.py
+++ b/meltingpot/configs/substrates/commons_harvest__farmer.py
@@ -55,6 +55,8 @@
 
 # Warning: setting `_ENABLE_DEBUG_OBSERVATIONS = True` may cause slowdown.
 _ENABLE_DEBUG_OBSERVATIONS = False
+# Prints out when an avatar eats an apple.
+_ENABLE_EAT_PRINTING = False
 
 APPLE_RESPAWN_RADIUS = 2.0
 REGROWTH_PROBABILITIES = [0.0, 0.0025, 0.005, 0.025]
@@ -369,6 +371,7 @@ def create_apple_prefab(regrowth_radius=-1.0,  # pylint: disable=dangerous-defau
                   "liveState": "apple",
                   "waitState": "appleWait",
                   "rewardForEating": 1.0,
+                  "printEat": _ENABLE_EAT_PRINTING,
               }
           },
           {
diff --git a/meltingpot/configs/substrates/commons_harvest__private_property.py b/meltingpot/configs/substrates/commons_harvest__private_property.py
index 2484297..4883c8e 100644
--- a/meltingpot/configs/substrates/commons_harvest__private_property.py
+++ b/meltingpot/configs/substrates/commons_harvest__private_property.py
@@ -53,6 +53,8 @@
 
 # Warning: setting `_ENABLE_DEBUG_OBSERVATIONS = True` may cause slowdown.
 _ENABLE_DEBUG_OBSERVATIONS = False
+# Prints out when an avatar eats an apple.
+_ENABLE_EAT_PRINTING = False
 
 APPLE_RESPAWN_RADIUS = 2.0
 REGROWTH_PROBABILITIES = [0.0, 0.0025, 0.005, 0.025]
@@ -376,6 +378,7 @@ def create_apple_prefab(regrowth_radius=-1.0,  # pylint: disable=dangerous-defau
                   "liveState": "apple",
                   "waitState": "appleWait",
                   "rewardForEating": 1.0,
+                  "printEat": _ENABLE_EAT_PRINTING,
               }
           },
           {
diff --git a/meltingpot/lua/modules/component_library.lua b/meltingpot/lua/modules/component_library.lua
index e7e3b28..b486a93 100644
--- a/meltingpot/lua/modules/component_library.lua
+++ b/meltingpot/lua/modules/component_library.lua
@@ -958,12 +958,14 @@ function Edible:__init__(kwargs)
       {'liveState', args.stringType},
       {'waitState', args.stringType},
       {'rewardForEating', args.numberType},
+      {'printEat', args.booleanType},
   })
   Edible.Base.__init__(self, kwargs)
 
   self._config.liveState = kwargs.liveState
   self._config.waitState = kwargs.waitState
   self._config.rewardForEating = kwargs.rewardForEating
+  self._config.printEat = kwargs.printEat
 end
 
 function Edible:reset()
@@ -995,6 +997,9 @@ function Edible:onEnter(enteringGameObject, contactName)
       avatarComponent:addReward(self._config.rewardForEating)
       events:add('edible_consumed', 'dict',
                  'player_index', avatarComponent:getIndex())  -- int
+      if self._printEat then
+        print("Avatar " .. avatarComponent:getIndex() .. " consumed apple!")
+      end
       -- Change the edible to its wait (disabled) state.
       self.gameObject:setState(self._waitState)
     end
diff --git a/parse_edible_output.sh b/parse_edible_output.sh
new file mode 100755
index 0000000..c3896dd
--- /dev/null
+++ b/parse_edible_output.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# Check if at least the input source (program command or input file) is provided
+if [ -z "$1" ]; then
+    echo "Usage: $0 <evaluation command | input_file> [output_file]"
+    exit 1
+fi
+
+INPUT_SOURCE="$1"
+OUTPUT_FILE="${2:-avatar_apple_consumption.csv}"
+
+# associative array
+declare -A avatar_counts
+
+process_input() {
+    # internal field seperator, line by line
+    while IFS= read -r line; do
+        if [[ $line =~ Avatar\ ([0-9]+)\ consumed\ apple! ]]; then
+            avatar_index="${BASH_REMATCH[1]}"
+            ((avatar_counts[$avatar_index]++))
+        fi
+    done
+}
+
+# file or a command
+if [[ -f "$INPUT_SOURCE" ]]; then
+    # from file
+    process_input < "$INPUT_SOURCE"
+else
+  # from STDOUT
+  $INPUT_SOURCE | process_input
+fi
+
+echo "Avatar,Count" > "$OUTPUT_FILE"
+for avatar in "${!avatar_counts[@]}"; do
+    echo "$avatar,${avatar_counts[$avatar]}" >> "$OUTPUT_FILE"
+done
+
+echo "Results have been written to $OUTPUT_FILE"